ACL Bearings H-Series Main Bearing - 0.001 in Undersize - Big Block Chevy 11574A and 2021+ Commander

and 2021+ Commander

ALL42128 or ALL42129

with standard left side safety cage and right side safety bar

Intake runner volume: 292cc

1965-1965 GMC PB1500 Series

ACL Bearings H-Series Main Bearing - 0.001 in Undersize - Big Block Chevy 11574A and 2021+ CommanderACL 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