Manley Nissan 4.8L VTC intake Valve Kit - 40.50mm Head Dia. 100.21mm O/A Length, 0.2740in Stem - 11180-12

Manley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice for engines operating under 8000 RPM

Manley Nissan GT-R 3.8L (VR38DETT) DOHC 32.15mm Extreme Duty Exhaust Valves (Set of 24) - 11193-12

Discover the extraordinary capabilities of Manley Performance Products' Extreme Duty Series Valves. Engineered to cater to the demanding needs of Top Fuel and Funny Car drag racers, Big Block Chevy marine enthusiasts, and Small Block Chevy restricted...

Manley Nissan GT-R 3.8L (VR38DETT) DOHC 37.15mm Race Master Intake Valves (Set of 24) - 11190-12

Manley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice for engines operating under 8000 RPMThis Part...

Manley Nissan GTR VR38DETT Extreme Duty Exhaust Valves - 11195-12

Discover the extraordinary capabilities of Manley Performance Products' Extreme Duty Series Valves. Engineered to cater to the demanding needs of Top Fuel and Funny Car drag racers, Big Block Chevy marine enthusiasts, and Small Block Chevy restricted...

Manley Nissan GTR VR38DETT Race Master Intake Valves - 11192-12

Manley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice for engines operating under 8000 RPMThis Part...

Manley Nissan Patrol 35.5mm Race Master Exhaust Valves (Set of 12) - 11181-12

Manley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice for engines operating under 8000 RPM

Manley Nissan Patrol 35mm Race Master Exhaust Valves (Set of 12) - 11177-12

Manley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice for engines operating under 8000 RPM

Manley Nissan Patrol 35mm Race Master Exhaust Valves (Set of 12) - 11179-12

Manley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice for engines operating under 8000 RPM

Manley Nissan Patrol 40.5mm Race Master Intake Valves (Set of 12) - 11178-12

Manley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice for engines operating under 8000 RPM

Manley Nissan Patrol 40mm Race Master Intake Valves (Set of 12) - 11174-12

Manley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice for engines operating under 8000 RPM

Manley Oldsmobile 330 Exhaust Valve Kit - 1.710in Head Dia. 4.668in O/A Length, 0.3415in Stem - 11547-8

Manley Severe Duty® Valves deliver the ultimate in strength, reliability, and high-performance durability. Engineered for extreme gasoline engine temperatures, these valves are crafted from exclusive materials (XH-428 for exhaust and NK-844 for intake),...

Manley Oldsmobile 330 intake Valve Kit - 2.072in Head Dia. 4.713in O/A Length, 0.3415in Stem - 11548-8

Manley Severe Duty® Valves deliver the ultimate in strength, reliability, and high-performance durability. Engineered for extreme gasoline engine temperatures, these valves are crafted from exclusive materials (XH-428 for exhaust and NK-844 for intake),...