Quick view Details Manley Performance | sku: MAN12210HTB-1 Manley Brodix Big Block SR20 Titanium Intake Valve 2.400in Head Dia 6.035 Length - 12210HTB-1 MSRP: Now: $186.20 View Details Compare Quick view Details Manley Performance | sku: MAN11502-6 Manley Buick V6intake Valve Kit - 1.710in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11502-6 MSRP: $233.15 Now: $174.87 View Details Compare Quick view Details Manley Performance | sku: MAN11504-6 Manley Buick V6intake Valve Kit - 1.775in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11504-6 MSRP: $233.15 Now: $174.87 View Details Compare Quick view Details Manley Performance | sku: MAN11823-8 Manley Chevrolet 1.600 Dia Dish 5.026 O/A Length Severe Duty Exhaust Valves (Set of 8) - 11823-8 MSRP: $382.30 Now: $286.72 View Details Compare Quick view Details Manley Performance | sku: MAN11820-8 Manley Chevrolet 1.840 Dia Dish 5.140 O/A Length Severe Duty Intake Valves (Set of 8) - 11820-8 MSRP: $395.52 Now: $296.64 View Details Compare Quick view Details Manley Performance | sku: MAN11826-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11826-8 MSRP: $382.30 Now: $286.72 View Details Compare Quick view Details Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 MSRP: $382.30 Now: $286.72 View Details Compare Quick view Details Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN12210HTB-1 Manley Brodix Big Block SR20 Titanium Intake Valve 2.400in Head Dia 6.035 Length - 12210HTB-1 Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended high-rpm applications, allowing for higher engine speeds... MSRP: Now: $186.20 View Details Compare Quick view Manley Performance | sku: MAN11502-6 Manley Buick V6intake Valve Kit - 1.710in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11502-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11504-6 Manley Buick V6intake Valve Kit - 1.775in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11504-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11823-8 Manley Chevrolet 1.600 Dia Dish 5.026 O/A Length Severe Duty Exhaust Valves (Set of 8) - 11823-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11820-8 Manley Chevrolet 1.840 Dia Dish 5.140 O/A Length Severe Duty Intake Valves (Set of 8) - 11820-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $395.52 Now: $296.64 View Details Compare Quick view Manley Performance | sku: MAN11826-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11826-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Previous 8 9 10 11 12 13 14 15 16 17 18 Next Previous 8 9 10 11 12 13 14 15 16 17 18 Next Compare Selected × OK
Quick view Details Manley Performance | sku: MAN11502-6 Manley Buick V6intake Valve Kit - 1.710in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11502-6 MSRP: $233.15 Now: $174.87 View Details Compare Quick view Details Manley Performance | sku: MAN11504-6 Manley Buick V6intake Valve Kit - 1.775in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11504-6 MSRP: $233.15 Now: $174.87 View Details Compare Quick view Details Manley Performance | sku: MAN11823-8 Manley Chevrolet 1.600 Dia Dish 5.026 O/A Length Severe Duty Exhaust Valves (Set of 8) - 11823-8 MSRP: $382.30 Now: $286.72 View Details Compare Quick view Details Manley Performance | sku: MAN11820-8 Manley Chevrolet 1.840 Dia Dish 5.140 O/A Length Severe Duty Intake Valves (Set of 8) - 11820-8 MSRP: $395.52 Now: $296.64 View Details Compare Quick view Details Manley Performance | sku: MAN11826-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11826-8 MSRP: $382.30 Now: $286.72 View Details Compare Quick view Details Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 MSRP: $382.30 Now: $286.72 View Details Compare Quick view Details Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN12210HTB-1 Manley Brodix Big Block SR20 Titanium Intake Valve 2.400in Head Dia 6.035 Length - 12210HTB-1 Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended high-rpm applications, allowing for higher engine speeds... MSRP: Now: $186.20 View Details Compare Quick view Manley Performance | sku: MAN11502-6 Manley Buick V6intake Valve Kit - 1.710in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11502-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11504-6 Manley Buick V6intake Valve Kit - 1.775in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11504-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11823-8 Manley Chevrolet 1.600 Dia Dish 5.026 O/A Length Severe Duty Exhaust Valves (Set of 8) - 11823-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11820-8 Manley Chevrolet 1.840 Dia Dish 5.140 O/A Length Severe Duty Intake Valves (Set of 8) - 11820-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $395.52 Now: $296.64 View Details Compare Quick view Manley Performance | sku: MAN11826-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11826-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Previous 8 9 10 11 12 13 14 15 16 17 18 Next Previous 8 9 10 11 12 13 14 15 16 17 18 Next Compare Selected × OK
Quick view Details Manley Performance | sku: MAN11504-6 Manley Buick V6intake Valve Kit - 1.775in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11504-6 MSRP: $233.15 Now: $174.87 View Details Compare Quick view Details Manley Performance | sku: MAN11823-8 Manley Chevrolet 1.600 Dia Dish 5.026 O/A Length Severe Duty Exhaust Valves (Set of 8) - 11823-8 MSRP: $382.30 Now: $286.72 View Details Compare Quick view Details Manley Performance | sku: MAN11820-8 Manley Chevrolet 1.840 Dia Dish 5.140 O/A Length Severe Duty Intake Valves (Set of 8) - 11820-8 MSRP: $395.52 Now: $296.64 View Details Compare Quick view Details Manley Performance | sku: MAN11826-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11826-8 MSRP: $382.30 Now: $286.72 View Details Compare Quick view Details Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 MSRP: $382.30 Now: $286.72 View Details Compare Quick view Details Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN12210HTB-1 Manley Brodix Big Block SR20 Titanium Intake Valve 2.400in Head Dia 6.035 Length - 12210HTB-1 Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended high-rpm applications, allowing for higher engine speeds... MSRP: Now: $186.20 View Details Compare Quick view Manley Performance | sku: MAN11502-6 Manley Buick V6intake Valve Kit - 1.710in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11502-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11504-6 Manley Buick V6intake Valve Kit - 1.775in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11504-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11823-8 Manley Chevrolet 1.600 Dia Dish 5.026 O/A Length Severe Duty Exhaust Valves (Set of 8) - 11823-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11820-8 Manley Chevrolet 1.840 Dia Dish 5.140 O/A Length Severe Duty Intake Valves (Set of 8) - 11820-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $395.52 Now: $296.64 View Details Compare Quick view Manley Performance | sku: MAN11826-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11826-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Previous 8 9 10 11 12 13 14 15 16 17 18 Next Previous 8 9 10 11 12 13 14 15 16 17 18 Next Compare Selected × OK
Quick view Details Manley Performance | sku: MAN11823-8 Manley Chevrolet 1.600 Dia Dish 5.026 O/A Length Severe Duty Exhaust Valves (Set of 8) - 11823-8 MSRP: $382.30 Now: $286.72 View Details Compare Quick view Details Manley Performance | sku: MAN11820-8 Manley Chevrolet 1.840 Dia Dish 5.140 O/A Length Severe Duty Intake Valves (Set of 8) - 11820-8 MSRP: $395.52 Now: $296.64 View Details Compare Quick view Details Manley Performance | sku: MAN11826-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11826-8 MSRP: $382.30 Now: $286.72 View Details Compare Quick view Details Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 MSRP: $382.30 Now: $286.72 View Details Compare Quick view Details Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN12210HTB-1 Manley Brodix Big Block SR20 Titanium Intake Valve 2.400in Head Dia 6.035 Length - 12210HTB-1 Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended high-rpm applications, allowing for higher engine speeds... MSRP: Now: $186.20 View Details Compare Quick view Manley Performance | sku: MAN11502-6 Manley Buick V6intake Valve Kit - 1.710in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11502-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11504-6 Manley Buick V6intake Valve Kit - 1.775in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11504-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11823-8 Manley Chevrolet 1.600 Dia Dish 5.026 O/A Length Severe Duty Exhaust Valves (Set of 8) - 11823-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11820-8 Manley Chevrolet 1.840 Dia Dish 5.140 O/A Length Severe Duty Intake Valves (Set of 8) - 11820-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $395.52 Now: $296.64 View Details Compare Quick view Manley Performance | sku: MAN11826-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11826-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Previous 8 9 10 11 12 13 14 15 16 17 18 Next Previous 8 9 10 11 12 13 14 15 16 17 18 Next Compare Selected × OK
Quick view Details Manley Performance | sku: MAN11820-8 Manley Chevrolet 1.840 Dia Dish 5.140 O/A Length Severe Duty Intake Valves (Set of 8) - 11820-8 MSRP: $395.52 Now: $296.64 View Details Compare Quick view Details Manley Performance | sku: MAN11826-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11826-8 MSRP: $382.30 Now: $286.72 View Details Compare Quick view Details Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 MSRP: $382.30 Now: $286.72 View Details Compare Quick view Details Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN12210HTB-1 Manley Brodix Big Block SR20 Titanium Intake Valve 2.400in Head Dia 6.035 Length - 12210HTB-1 Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended high-rpm applications, allowing for higher engine speeds... MSRP: Now: $186.20 View Details Compare Quick view Manley Performance | sku: MAN11502-6 Manley Buick V6intake Valve Kit - 1.710in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11502-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11504-6 Manley Buick V6intake Valve Kit - 1.775in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11504-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11823-8 Manley Chevrolet 1.600 Dia Dish 5.026 O/A Length Severe Duty Exhaust Valves (Set of 8) - 11823-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11820-8 Manley Chevrolet 1.840 Dia Dish 5.140 O/A Length Severe Duty Intake Valves (Set of 8) - 11820-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $395.52 Now: $296.64 View Details Compare Quick view Manley Performance | sku: MAN11826-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11826-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Previous 8 9 10 11 12 13 14 15 16 17 18 Next Previous 8 9 10 11 12 13 14 15 16 17 18 Next Compare Selected × OK
Quick view Details Manley Performance | sku: MAN11826-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11826-8 MSRP: $382.30 Now: $286.72 View Details Compare Quick view Details Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 MSRP: $382.30 Now: $286.72 View Details Compare Quick view Details Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN12210HTB-1 Manley Brodix Big Block SR20 Titanium Intake Valve 2.400in Head Dia 6.035 Length - 12210HTB-1 Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended high-rpm applications, allowing for higher engine speeds... MSRP: Now: $186.20 View Details Compare Quick view Manley Performance | sku: MAN11502-6 Manley Buick V6intake Valve Kit - 1.710in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11502-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11504-6 Manley Buick V6intake Valve Kit - 1.775in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11504-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11823-8 Manley Chevrolet 1.600 Dia Dish 5.026 O/A Length Severe Duty Exhaust Valves (Set of 8) - 11823-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11820-8 Manley Chevrolet 1.840 Dia Dish 5.140 O/A Length Severe Duty Intake Valves (Set of 8) - 11820-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $395.52 Now: $296.64 View Details Compare Quick view Manley Performance | sku: MAN11826-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11826-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Previous 8 9 10 11 12 13 14 15 16 17 18 Next Previous 8 9 10 11 12 13 14 15 16 17 18 Next Compare Selected × OK
Quick view Details Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 MSRP: $382.30 Now: $286.72 View Details Compare Quick view Details Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN12210HTB-1 Manley Brodix Big Block SR20 Titanium Intake Valve 2.400in Head Dia 6.035 Length - 12210HTB-1 Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended high-rpm applications, allowing for higher engine speeds... MSRP: Now: $186.20 View Details Compare Quick view Manley Performance | sku: MAN11502-6 Manley Buick V6intake Valve Kit - 1.710in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11502-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11504-6 Manley Buick V6intake Valve Kit - 1.775in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11504-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11823-8 Manley Chevrolet 1.600 Dia Dish 5.026 O/A Length Severe Duty Exhaust Valves (Set of 8) - 11823-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11820-8 Manley Chevrolet 1.840 Dia Dish 5.140 O/A Length Severe Duty Intake Valves (Set of 8) - 11820-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $395.52 Now: $296.64 View Details Compare Quick view Manley Performance | sku: MAN11826-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11826-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Previous 8 9 10 11 12 13 14 15 16 17 18 Next Previous 8 9 10 11 12 13 14 15 16 17 18 Next Compare Selected × OK
Quick view Details Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN12210HTB-1 Manley Brodix Big Block SR20 Titanium Intake Valve 2.400in Head Dia 6.035 Length - 12210HTB-1 Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended high-rpm applications, allowing for higher engine speeds... MSRP: Now: $186.20 View Details Compare Quick view Manley Performance | sku: MAN11502-6 Manley Buick V6intake Valve Kit - 1.710in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11502-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11504-6 Manley Buick V6intake Valve Kit - 1.775in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11504-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11823-8 Manley Chevrolet 1.600 Dia Dish 5.026 O/A Length Severe Duty Exhaust Valves (Set of 8) - 11823-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11820-8 Manley Chevrolet 1.840 Dia Dish 5.140 O/A Length Severe Duty Intake Valves (Set of 8) - 11820-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $395.52 Now: $296.64 View Details Compare Quick view Manley Performance | sku: MAN11826-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11826-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Previous 8 9 10 11 12 13 14 15 16 17 18 Next Previous 8 9 10 11 12 13 14 15 16 17 18 Next Compare Selected × OK
Quick view Details Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN12210HTB-1 Manley Brodix Big Block SR20 Titanium Intake Valve 2.400in Head Dia 6.035 Length - 12210HTB-1 Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended high-rpm applications, allowing for higher engine speeds... MSRP: Now: $186.20 View Details Compare Quick view Manley Performance | sku: MAN11502-6 Manley Buick V6intake Valve Kit - 1.710in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11502-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11504-6 Manley Buick V6intake Valve Kit - 1.775in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11504-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11823-8 Manley Chevrolet 1.600 Dia Dish 5.026 O/A Length Severe Duty Exhaust Valves (Set of 8) - 11823-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11820-8 Manley Chevrolet 1.840 Dia Dish 5.140 O/A Length Severe Duty Intake Valves (Set of 8) - 11820-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $395.52 Now: $296.64 View Details Compare Quick view Manley Performance | sku: MAN11826-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11826-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Previous 8 9 10 11 12 13 14 15 16 17 18 Next Previous 8 9 10 11 12 13 14 15 16 17 18 Next Compare Selected × OK
Quick view Details Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN12210HTB-1 Manley Brodix Big Block SR20 Titanium Intake Valve 2.400in Head Dia 6.035 Length - 12210HTB-1 Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended high-rpm applications, allowing for higher engine speeds... MSRP: Now: $186.20 View Details Compare Quick view Manley Performance | sku: MAN11502-6 Manley Buick V6intake Valve Kit - 1.710in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11502-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11504-6 Manley Buick V6intake Valve Kit - 1.775in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11504-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11823-8 Manley Chevrolet 1.600 Dia Dish 5.026 O/A Length Severe Duty Exhaust Valves (Set of 8) - 11823-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11820-8 Manley Chevrolet 1.840 Dia Dish 5.140 O/A Length Severe Duty Intake Valves (Set of 8) - 11820-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $395.52 Now: $296.64 View Details Compare Quick view Manley Performance | sku: MAN11826-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11826-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Previous 8 9 10 11 12 13 14 15 16 17 18 Next Previous 8 9 10 11 12 13 14 15 16 17 18 Next Compare Selected × OK
Quick view Details Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Details Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN12210HTB-1 Manley Brodix Big Block SR20 Titanium Intake Valve 2.400in Head Dia 6.035 Length - 12210HTB-1 Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended high-rpm applications, allowing for higher engine speeds... MSRP: Now: $186.20 View Details Compare Quick view Manley Performance | sku: MAN11502-6 Manley Buick V6intake Valve Kit - 1.710in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11502-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11504-6 Manley Buick V6intake Valve Kit - 1.775in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11504-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11823-8 Manley Chevrolet 1.600 Dia Dish 5.026 O/A Length Severe Duty Exhaust Valves (Set of 8) - 11823-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11820-8 Manley Chevrolet 1.840 Dia Dish 5.140 O/A Length Severe Duty Intake Valves (Set of 8) - 11820-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $395.52 Now: $296.64 View Details Compare Quick view Manley Performance | sku: MAN11826-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11826-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Previous 8 9 10 11 12 13 14 15 16 17 18 Next Previous 8 9 10 11 12 13 14 15 16 17 18 Next Compare Selected × OK
Quick view Details Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN12210HTB-1 Manley Brodix Big Block SR20 Titanium Intake Valve 2.400in Head Dia 6.035 Length - 12210HTB-1 Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended high-rpm applications, allowing for higher engine speeds... MSRP: Now: $186.20 View Details Compare Quick view Manley Performance | sku: MAN11502-6 Manley Buick V6intake Valve Kit - 1.710in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11502-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11504-6 Manley Buick V6intake Valve Kit - 1.775in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11504-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11823-8 Manley Chevrolet 1.600 Dia Dish 5.026 O/A Length Severe Duty Exhaust Valves (Set of 8) - 11823-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11820-8 Manley Chevrolet 1.840 Dia Dish 5.140 O/A Length Severe Duty Intake Valves (Set of 8) - 11820-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $395.52 Now: $296.64 View Details Compare Quick view Manley Performance | sku: MAN11826-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11826-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Previous 8 9 10 11 12 13 14 15 16 17 18 Next Previous 8 9 10 11 12 13 14 15 16 17 18 Next Compare Selected × OK
Quick view Manley Performance | sku: MAN12210HTB-1 Manley Brodix Big Block SR20 Titanium Intake Valve 2.400in Head Dia 6.035 Length - 12210HTB-1 Titanium Valves for Weight Reduction: Ideal for reducing valve train weight, improving engine efficiency, and enhancing overall performance.High-RPM Capabilities: Tailored for high-rpm and extended high-rpm applications, allowing for higher engine speeds... MSRP: Now: $186.20 View Details Compare Quick view Manley Performance | sku: MAN11502-6 Manley Buick V6intake Valve Kit - 1.710in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11502-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11504-6 Manley Buick V6intake Valve Kit - 1.775in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11504-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11823-8 Manley Chevrolet 1.600 Dia Dish 5.026 O/A Length Severe Duty Exhaust Valves (Set of 8) - 11823-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11820-8 Manley Chevrolet 1.840 Dia Dish 5.140 O/A Length Severe Duty Intake Valves (Set of 8) - 11820-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $395.52 Now: $296.64 View Details Compare Quick view Manley Performance | sku: MAN11826-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11826-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Previous 8 9 10 11 12 13 14 15 16 17 18 Next Previous 8 9 10 11 12 13 14 15 16 17 18 Next Compare Selected × OK
Quick view Manley Performance | sku: MAN11502-6 Manley Buick V6intake Valve Kit - 1.710in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11502-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11504-6 Manley Buick V6intake Valve Kit - 1.775in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11504-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11823-8 Manley Chevrolet 1.600 Dia Dish 5.026 O/A Length Severe Duty Exhaust Valves (Set of 8) - 11823-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11820-8 Manley Chevrolet 1.840 Dia Dish 5.140 O/A Length Severe Duty Intake Valves (Set of 8) - 11820-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $395.52 Now: $296.64 View Details Compare Quick view Manley Performance | sku: MAN11826-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11826-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Previous 8 9 10 11 12 13 14 15 16 17 18 Next Previous 8 9 10 11 12 13 14 15 16 17 18 Next Compare Selected × OK
Quick view Manley Performance | sku: MAN11504-6 Manley Buick V6intake Valve Kit - 1.775in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11504-6 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $233.15 Now: $174.87 View Details Compare Quick view Manley Performance | sku: MAN11823-8 Manley Chevrolet 1.600 Dia Dish 5.026 O/A Length Severe Duty Exhaust Valves (Set of 8) - 11823-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11820-8 Manley Chevrolet 1.840 Dia Dish 5.140 O/A Length Severe Duty Intake Valves (Set of 8) - 11820-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $395.52 Now: $296.64 View Details Compare Quick view Manley Performance | sku: MAN11826-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11826-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Previous 8 9 10 11 12 13 14 15 16 17 18 Next Previous 8 9 10 11 12 13 14 15 16 17 18 Next Compare Selected × OK
Quick view Manley Performance | sku: MAN11823-8 Manley Chevrolet 1.600 Dia Dish 5.026 O/A Length Severe Duty Exhaust Valves (Set of 8) - 11823-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11820-8 Manley Chevrolet 1.840 Dia Dish 5.140 O/A Length Severe Duty Intake Valves (Set of 8) - 11820-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $395.52 Now: $296.64 View Details Compare Quick view Manley Performance | sku: MAN11826-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11826-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Previous 8 9 10 11 12 13 14 15 16 17 18 Next Previous 8 9 10 11 12 13 14 15 16 17 18 Next Compare Selected × OK
Quick view Manley Performance | sku: MAN11820-8 Manley Chevrolet 1.840 Dia Dish 5.140 O/A Length Severe Duty Intake Valves (Set of 8) - 11820-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $395.52 Now: $296.64 View Details Compare Quick view Manley Performance | sku: MAN11826-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11826-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Previous 8 9 10 11 12 13 14 15 16 17 18 Next Previous 8 9 10 11 12 13 14 15 16 17 18 Next Compare Selected × OK
Quick view Manley Performance | sku: MAN11826-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11826-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Previous 8 9 10 11 12 13 14 15 16 17 18 Next Previous 8 9 10 11 12 13 14 15 16 17 18 Next Compare Selected × OK
Quick view Manley Performance | sku: MAN11882-8 Manley Chevrolet 2.020 Dia Dish 5.026 O/A Length Severe Duty Intake Valves (Set of 8) - 11882-8 Proven Fatigue Tests: The Severe Duty? Valves have undergone rigorous fatigue tests. In normal operation, valves experience 20,000 to 25,000 lbs of applied stress. When valves bounce on the seat, this stress soars to 40,000 to 60,000 lbs. Manley exhaust... MSRP: $382.30 Now: $286.72 View Details Compare Quick view Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Previous 8 9 10 11 12 13 14 15 16 17 18 Next Previous 8 9 10 11 12 13 14 15 16 17 18 Next Compare Selected × OK
Quick view Manley Performance | sku: MAN11311-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.735in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11311-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Previous 8 9 10 11 12 13 14 15 16 17 18 Next Previous 8 9 10 11 12 13 14 15 16 17 18 Next Compare Selected × OK
Quick view Manley Performance | sku: MAN11313-8 Manley Chevrolet 409 Exhaust Valve Kit - 1.750in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11313-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Previous 8 9 10 11 12 13 14 15 16 17 18 Next Previous 8 9 10 11 12 13 14 15 16 17 18 Next Compare Selected × OK
Quick view Manley Performance | sku: MAN11310-8 Manley Chevrolet 409intake Valve Kit - 2.200in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11310-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Previous 8 9 10 11 12 13 14 15 16 17 18 Next Previous 8 9 10 11 12 13 14 15 16 17 18 Next Compare Selected × OK
Quick view Manley Performance | sku: MAN11312-8 Manley Chevrolet 409intake Valve Kit - 2.250in Head Dia. 5.105in O/A Length, 0.3715in Stem - 11312-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Quick view Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Previous 8 9 10 11 12 13 14 15 16 17 18 Next Previous 8 9 10 11 12 13 14 15 16 17 18 Next Compare Selected
Quick view Manley Performance | sku: MAN11516-8 Manley Chevrolet 426 Hemi intake Valve Kit - 2.200in Head Dia. 5.490in O/A Length, 0.3100in Stem - 11516-8 Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity... MSRP: $239.60 Now: $179.69 View Details Compare Previous 8 9 10 11 12 13 14 15 16 17 18 Next Previous 8 9 10 11 12 13 14 15 16 17 18 Next Compare Selected