Manley Severe Duty hollow intake valve for Chevrolet small block applications combines reduced mass with the same high-strength materials used in the Severe Duty line. Swirl-polished underheads and machined combustion faces improve flow, while chrome stems and hard tips increase durability. These valves are engineered for extreme gasoline engine temperatures and proven fatigue life.
Manley Chevrolet Small Block Intake Valve Kit - 2.055in Head Dia. 5.010in O/A Length, 0.3110in Stem