Manley 42146 - Cmshft Thrust Button, SPACER-Chevrolet ALUM CAM

Manley 42146 - Cmshft Thrust Button, SPACER-Chevrolet ALUM CAM

Manley Camshaft Spacer (Aluminum)-SBC .830

Length: .830 in. - "Early" Timing Cover

Manley Roller Thrust Buttons and Aluminum Camshaft Spacers are designed to precisely control camshaft endplay in high-performance engines. The roller thrust design reduces friction and wear against the timing cover, while lightweight aluminum spacers provide accurate cam positioning and durability under load. Ideal for street and race applications, these components help ensure stable valvetrain operation and long-term reliability.

• An excellent economical answer to the problem of camshaft “walk”
• Some Small Block Chevys require the center hole in the cam sprocket to be enlarged to .875” diameter