More Power in Every Purchase - Join the Summit Rewards Program Today!

More Power in Every Purchase - Join the Summit Rewards Program Today!

Beef up Your Bronco With These Deals - Shop Now!

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, Duration 299 Int./319 Exh., Lift 0.552 Int./0.537 Exh., Lobe Separation 107, AMC, 290-401, Each

Part Number: CCA-10-602-11

Not Yet Reviewed

Estimated Ship Date: Nov 18, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 18, 2025 if ordered today

Camshaft, Hydraulic Roller, Duration 291 Int./311 Exh., Lift 0.540 Int./0.526 Exh., Lobe Separation 107, AMC, 290-401, Each

Part Number: CCA-10-601-11

Not Yet Reviewed

Estimated Ship Date: Nov 18, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 18, 2025 if ordered today

  • 1
  • Page 1 of 1

Modal Header

Call To Order

This is a custom order part. You can order this part by Contacting Us.