
The ACL cam bearing set for Chevrolet 122–140 engines (1971–1977) is a matched set of camshaft bearings intended to support cam rotation and maintain proper oil clearance. Useful in engine rebuilds and camshaft service, the set replaces worn bearing surfaces to restore correct fit and help the valvetrain operate with consistent lubrication and alignment.
ACL Chevrolet 4 122-140 1971-77 Cam Bearings