Sold Out Quick view Manley Performance Manley Chevrolet Small Block Intake Valve Kit - 2.100in Head Dia. 5.440in O/A Length, 0.3415in Stem - 11510-8 Compare $415.30 $311.99 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),... Currently Out of stock. On order! Currently Out of stock. On order!
Sold Out Quick view Manley Performance Manley Chevrolet Big Block Exhaust Valve Kit - 1.880in Head Dia. 5.422in O/A Length, 0.3715in Stem - 11509-8 Compare $251.58 $188.99 Manley 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. Currently Out of stock. On order! Currently Out of stock. On order!
Sold Out Quick view Manley Performance Manley Chevrolet Small Block Intake Valve Kit - 2.125in Head Dia. 5.440in O/A Length, 0.3415in Stem - 11508-8 Compare $415.30 $311.99 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),... Currently Out of stock. On order! Currently Out of stock. On order!
Quick view Manley Performance Manley Big Block Chevrolet 1.900 Diameter Stock Length Extreme Duty Exhaust Valves - Set of 8 - 11507-8 Compare $652.80 $489.99 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... Add to Cart Add to Cart
Quick view Manley Performance Manley Big Block Chevrolet 1.900 Diameter Stock Length Extreme Duty Exhaust Valve (Single Valve) - 11507-1 Compare $81.60 $61.99 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... Add to Cart Add to Cart
Quick view Manley Performance Manley Small Block Chevy 3/8in Stem Diameter Race Flo Intake Valves (Set of 8) - 11506-8 Compare $251.58 $188.99 Manley 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. Add to Cart Add to Cart
Sold Out Quick view Manley Performance Manley Chevrolet Small Block Exhaust Valve Kit - 1.500in Head Dia. 5.035in O/A Length, 0.3415in Stem - 11505-8 Compare $251.58 $188.99 Manley 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. Currently Out of stock. On order! Currently Out of stock. On order!
Sold Out Quick view Manley Performance Manley Buick V6intake Valve Kit - 1.775in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11504-6 Compare $244.81 $183.99 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),... Currently Out of stock. On order! Currently Out of stock. On order!
Sold Out Quick view Manley Performance Manley Buick V6intake Valve Kit - 1.710in Head Dia. 4.730in O/A Length, 0.3415in Stem - 11502-6 Compare $244.81 $183.99 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),... Currently Out of stock. On order! Currently Out of stock. On order!
Sold Out Quick view Manley Performance Manley Chevrolet Small Block Exhaust Valve Kit - 1.560in Head Dia. 4.911in O/A Length, 0.3415in Stem - 11501-8 Compare $251.58 $188.99 Manley Chevrolet Small Block Exhaust Valve Kit - 1.560in Head Dia. 4.911in O/A Length, 0.3415in Stem Currently Out of stock. On order! Currently Out of stock. On order!
Sold Out Quick view Manley Performance Manley Chevrolet Small Block Intake Valve Kit - 2.000in Head Dia. 4.911in O/A Length, 0.3415in Stem - 11500-8 Compare $251.58 $188.99 Manley Chevrolet Small Block Intake Valve Kit - 2.000in Head Dia. 4.911in O/A Length, 0.3415in Stem Currently Out of stock. On order! Currently Out of stock. On order!
Sold Out Quick view Manley Performance Manley Titanium intake Valve Kit - Big Block General Motors - Dart Pro1 - 11492TB-8 Compare $1,465.99 Manley Titanium Valves are expertly designed to reduce valvetrain weight, improve efficiency, and excel in high-RPM applications. Lightweight yet incredibly strong, they enhance throttle response, power, and durability, making them the choice of... Currently Out of stock. On order! Currently Out of stock. On order!
