High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.
1,900-5,600 RPM Operating Range
235/249 Duration at .050". 107 Degree Lobe Separation Angle
0.522/0.509 Valve Lift
Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note. Best with aftermarket converters and more rear gear.
Perfect choice for muscle cars and street rods - Three unique cam designs: Thumpr, Mutha' Thumpr and Big Mutha' Thumpr deliver excellent horsepower gains and broad torque curve.
Fits Chevrolet GEN 1 305/350 Small Blocks originally equipped with roller camshafts.
Made in USA
Description
High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.