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Comp Cams 11-602-8 Big Mutha' Thumpr 243/257
Comp Cams 11-602-8 Big Mutha' Thumpr 243/257

Comp Cams 11-602-8 Big Mutha' Thumpr 243/257 Hydraulic Roller Cam for Chevrolet Big Block 396-454, camshaft only

Product ID : 52224779


Galleon Product ID 52224779
UPC / ISBN 036584150916
Shipping Weight 9.6 lbs
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Model 11-602-8
Manufacturer Comp Cams
Shipping Dimension 24.49 x 2.99 x 2.6 inches
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Comp Cams 11-602-8 Big Mutha' Thumpr 243/257 Features

  • Street/strip, needs 9.5:1 compression, 2800+ stall, intake, gears and headers, very rough idle.

  • 2,500-6,100 RPM Operating Range

  • 243/257 Duration at .050". 107 Degree Lobe Separation Angle

  • 0.570/0.554 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.

  • Fit type: Universal Fit


About Comp Cams 11-602-8 Big Mutha' Thumpr 243/257

Street/strip, needs 9.5:1 compression, 2800+ stall, intake, gears and headers, very rough idle.