Manley Chevrolet Small Block Intake Valve Kit - 2.100in Head Dia. 5.440in O/A Length, 0.3415in Stem - 11510-8

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 Chevrolet Small Block Intake Valve Kit - 2.100in Head Dia. 5.540in O/A Length, 0.3415in Stem - 11770-8

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 Chevrolet Small Block Intake Valve Kit - 2.125in Head Dia. 5.010in O/A Length, 0.3110in Stem - 12318-8

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 Chevrolet Small Block Intake Valve Kit - 2.125in Head Dia. 5.026in O/A Length, 0.3415in Stem - 11848-8

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 Chevrolet Small Block Intake Valve Kit - 2.125in Head Dia. 5.035in O/A Length, 0.3133in Stem - 12346-8

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 Chevrolet Small Block Intake Valve Kit - 2.125in Head Dia. 5.040in O/A Length, 0.3415in Stem - 11340-8

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 Chevrolet Small Block Intake Valve Kit - 2.125in Head Dia. 5.040in O/A Length, 0.3415in Stem - 11774-8

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 Chevrolet Small Block Intake Valve Kit - 2.125in Head Dia. 5.110in O/A Length, 0.3110in Stem - 12320-8

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 Chevrolet Small Block Intake Valve Kit - 2.125in Head Dia. 5.125in O/A Length, 0.3415in Stem - 11866-8

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 Chevrolet Small Block Intake Valve Kit - 2.125in Head Dia. 5.140in O/A Length, 0.3415in Stem - 11342-8

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 Chevrolet Small Block Intake Valve Kit - 2.125in Head Dia. 5.140in O/A Length, 0.3415in Stem - 11776-8

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 Chevrolet Small Block Intake Valve Kit - 2.125in Head Dia. 5.240in O/A Length, 0.3415in Stem - 11344-8

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