Manley Chevrolet Big Block Exhaust Valve Kit - 1.625in Head Dia. 4.921in O/A Length, 0.3415in Stem - 11557-8

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...

Manley Chevrolet Small Block Intake Valve Kit - 2.055in Head Dia. 5.240in O/A Length, 0.3415in Stem - 11556-8

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.

Manley Chevrolet Small Block Intake Valve Kit - 2.055in Head Dia. 5.140in O/A Length, 0.3415in Stem - 11552-8

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.

Manley Chevrolet Big Block Exhaust Valve Kit - 1.600in Head Dia. 4.921in O/A Length, 0.3415in Stem - 11551-8

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...

Manley Chrysler 340intake Valve Kit - 2.020in Head Dia. 5.050in O/A Length, 0.3720in Stem - 11550-8

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...

Manley Chrysler 361 Exhaust Valve Kit - 1.600in Head Dia. 5.075in O/A Length, 0.3715in Stem - 11549-8

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...

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...

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...

Manley Chevrolet Small Block Intake Valve Kit - 2.055in Head Dia. 5.040in O/A Length, 0.3415in Stem - 11546-8

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.

Manley Chevy Race Series Stainless Steel Exhaust Valves 1.6in Dia. .341in Stem 5.065in L (Set of 8) - 11545-8

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.

Manley S/D 1.840/+.100 Severe Duty Exhaust Valves (Set of 8) - 11542-8

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...

Manley Chevrolet Small Block Exhaust Valve Kit - 1.625in Head Dia. 4.911in O/A Length, 0.3415in Stem - 11541-8

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...