ACL Bearings H-Series Connecting Rod Bearing - Standard - Extra Oil Clearance - Small Block Chevy 8B663HX-STD 200410107 Accepts clamp-on breathers

Accepts clamp-on breathers

120 Series

Makes clean square cuts for installing air hose

Specifically designed to spread the fastener load over a larger area of the valve cover flange to eliminate flange distortion and subsequent oil leakage

ACL Bearings H-Series Connecting Rod Bearing - Standard - Extra Oil Clearance - Small Block Chevy 8B663HX-STD 200410107 Accepts clamp-on breathersACL RACE Series performance engine bearings are recognized as a premier brand throughout the motorsports world. RACE Series rod and main bearings are standard components in Race engines that have set records and won championships from Mexico to Bonneville from sport compact drift racing to small block NASCAR, IHRA and NHRA competitions. The unique combination of design, metallurgy and engineering provides RACE Series performance bearings with the