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Thumpr 235/249 Hydraulic Flat Cam for Chevrolet Big Block 396-454 - COMP Cams 11-601-4
COMP Cams 11-601-4
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UPC
036584176367
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High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle. 2,000-5,900 RPM Operating Range 235/249 Duration at .050". 107 Degree Lobe Separation Angle 0.510/0.495 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 396-454 Mark IV Big Block Made in USA
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