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COMP Cams Thumpr LS Master Camshaft Packages

4.0 out of 5 stars 8 Customer Reviews

COMP Cams Thumpr LS Master camshaft packages come as a complete valvetrain parts package that is matched for specific LS applications and desired performance. COMP

COMP Cams Thumpr LS Master camshaft packages come as a complete valvetrain parts package that is matched for specific LS applications and desired performance. COMP Cams engineers have spent countless hours testing and creating valve train component combinations that are perfectly matched for maximum horsepower and dependability, as well as creating that wildly popular Thumpr sound in GM LS applications. These packages can add anywhere from 60 to 110 hp (depending on the application).

COMP Cams Thumpr LS Master camshaft packages include:

* Thumpr LS camshaft
* Lifters
* Timing gear set
* Pushrods
* Valve sp

COMP Cams Thumpr LS Master camshaft packages come as a complete valvetrain parts package that is matched for specific LS applications and desired performance. COMP Cams engineers have spent countless hours testing and creating valve train component combinations that are perfectly matched for maximum horsepower and dependability, as well as creating that wildly popular Thumpr sound in GM LS applications. These packages can add anywhere from 60 to 110 hp (depending on the application).

COMP Cams Thumpr LS Master camshaft packages include:

* Thumpr LS camshaft
* Lifters
* Timing gear set
* Pushrods
* Valve springs
* Retainers
* Valve locks
* Spring seats
* Valve seats

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COMP Cams Thumpr LS Master Camshaft Packages MK54-703-11

COMP Cams Thumpr LS Master Camshaft Packages MK54-703-11

Camshaft Kits, Thumpr LS Master Camshaft Packages, Hydraulic Roller, Advertised Duration 282/299, Lift 0.614/0.612, Chevy, GMC, 4.8L, 5.3L, 6.0L, Kit

Part Number: CCA-MK54-703-11

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

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Estimated Ship Date: Mar 19, 2026 if ordered today

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