Manley 42144 - Cmshft Thrust Button, SPACER-SBC CAM .690

Manley 42144 - Cmshft Thrust Button, SPACER-SBC CAM .690

Camshaft Spacer - 0.690 in Length - Aluminum - Natural - Small Block Chevy - Each

Length: .690 in. - "Late" / "Short Style" 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