COMP Cams Thumpr flat tappet Pro-Plasma nitrided camshafts offer performance and extreme durability. Three unique cam designs--Thumpr, Mutha' Thumpr and Big Mutha' Thumpr--deliver excellent horsepower gains, broad torque curves, and improved surface hardness for your muscle car and street rods. Pro-Plasma nitriding introduces nitrogen into the cam material for improved initial and long-term wear characteristics. It's the best way to increase the hardness and lubricity of Thumpr flat tappet cams. Don't be blinded by the shiny cam finishes--choose race-proven COMP Cams Thumpr Pro-Plasma nitrided camshafts.

More From This Category

Crow Cams Camshaft, Chev Big Block Hydraulic, Adv. Duration 280/290, Valve Lift 0.508/0.512

Crow Cams Camshaft, Chev Big Block Hydraulic, Adv. Duration 280/290, Valve Lift 0.508/0.512

$415.91

Crow Cams Camshaft, Chev Big Block Hydraulic, Adv. Duration 270/270, Valve Lift 0.484/0.484

Crow Cams Camshaft, Chev Big Block Hydraulic, Adv. Duration 270/270, Valve Lift 0.484/0.484

$415.91

COMP Cams Camshaft, Nitrous HP, Hydraulic Flat, Advertised Duration 268/286, Lift .515/.547, For Chevrolet Big Block 396-454, Each

COMP Cams Camshaft, Nitrous HP, Hydraulic Flat, Advertised Duration 268/286, Lift .515/.547, For Chevrolet Big Block 396-454, Each

$495.71

COMP Cams Camshaft, Xtreme Energy, Hydraulic Flat, Advertised Duration 274/286, Lift .552/.555, For Chevrolet Big Block 396-454, Each

COMP Cams Camshaft, Xtreme Energy, Hydraulic Flat, Advertised Duration 274/286, Lift .552/.555, For Chevrolet Big Block 396-454, Each

$509.21

COMP Cams Camshaft, Xtreme Energy, Hydraulic Flat, Advertised Duration 268/280, Lift .515/.520, For Chevrolet Big Block 396-454, Each

COMP Cams Camshaft, Xtreme Energy, Hydraulic Flat, Advertised Duration 268/280, Lift .515/.520, For Chevrolet Big Block 396-454, Each

$490.91