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COMP Cams Thumpr Hydraulic Roller Camshafts

4.88 out of 5 stars 17 Customer Reviews

COMP Cams has awakened the muscle car sound--and it is nastier than ever! Thumpr Series camshafts is a line of cutting-edge hydraulic roller camshafts for engines o
COMP Cams has awakened the muscle car sound--and it is nastier than ever! Thumpr Series camshafts is a line of cutting-edge hydraulic roller camshafts for engines originally equipped with flat tappet cams. With them, you can expect a substantial power increase without sacrificing reliability or ease of maintenance! The lobe profile and grind characteristics of Thumpr cams include blending an early exhaust valve opening, a long exhaust duration, and a generous amount of intake and exhaust overlap. This maximizes rough-idling tendencies, delivering a seriously aggressive exhaust note without affecting engine power outp
COMP Cams has awakened the muscle car sound--and it is nastier than ever! Thumpr Series camshafts is a line of cutting-edge hydraulic roller camshafts for engines originally equipped with flat tappet cams. With them, you can expect a substantial power increase without sacrificing reliability or ease of maintenance! The lobe profile and grind characteristics of Thumpr cams include blending an early exhaust valve opening, a long exhaust duration, and a generous amount of intake and exhaust overlap. This maximizes rough-idling tendencies, delivering a seriously aggressive exhaust note without affecting engine power output. Thumpr camshafts are available in a variety of grind profiles, each producing impressive horsepower and torque performance within a different rpm range.

Results 1 - 2 of 2

Camshaft, Hydraulic Roller Tappet, Advertised Duration 283/303, Lift .563/.546, Chevy, Small Block, LS

Part Number: CCA-54-601-11

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/29/2025

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Estimated Ship Date: Monday 9/29/2025

Camshaft, Hydraulic Roller Tappet, Advertised Duration 291/311, Lift .573/.558, Chevy, Small Block, LS

Part Number: CCA-54-602-11

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

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Estimated Ship Date: Monday 9/29/2025

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