The outstanding sound of COMP Cams Thumpr Cams is now available for your LS engine! COMP Cams Thumpr LS Master Camshaft Packages come as a complete valve train 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 HP and dependability, as well as creating that wildly popular Thumpr sound in GM LS applications. These Thumpr Camshaft Packages can add anywhere from 60 to 110 HP (depending on the application). These packages will make you Hated By Neighbors, Envied By Friends.

More From This Category

COMP Cams Camshaft, XE Computer Controlled, Hydraulic Roller Cam, Advertised Duration 264/270, Lift .510/.510, For Chevrolet Big Block GEN VI, Each

COMP Cams Camshaft, XE Computer Controlled, Hydraulic Roller Cam, Advertised Duration 264/270, Lift .510/.510, For Chevrolet Big Block GEN VI, Each

$1,083.98

Crow Cams Camshaft, Ford Windsor V8 Hydraulic, Adv. Duration 280/290, Valve Lift 0.475/0.502

Crow Cams Camshaft, Ford Windsor V8 Hydraulic, Adv. Duration 280/290, Valve Lift 0.475/0.502

$382.22

Crow Cams Camshaft, Holden 6cyl Hydraulic, Adv. Duration 286/286, Valve Lift 0.467/0.467

Crow Cams Camshaft, Holden 6cyl Hydraulic, Adv. Duration 286/286, Valve Lift 0.467/0.467

$611.33

COMP Cams Camshaft, Low Lift Oval Track, Hydraulic Flat, Advertised Duration 297/299, Lift .420/.420, For Chevrolet Small Block, Each

COMP Cams Camshaft, Low Lift Oval Track, Hydraulic Flat, Advertised Duration 297/299, Lift .420/.420, For Chevrolet Small Block, Each

$672.11

Crow Cams Camshaft, Ford Windsor V8 Solid, Adv. Duration 281/281, Valve Lift 0.552/0.552

Crow Cams Camshaft, Ford Windsor V8 Solid, Adv. Duration 281/281, Valve Lift 0.552/0.552

$382.22

COMP Cams Camshaft, High Energy, Hydraulic Flat, Advertised Duration 252/252, Lift .468/.468, For Ford 429,460, Each

COMP Cams Camshaft, High Energy, Hydraulic Flat, Advertised Duration 252/252, Lift .468/.468, For Ford 429,460, Each

$585.88