ACL Bearings H-Series Main Bearing - Standard - Extra Oil Clearance - Small Block Chevy 5M1038HX-STD 11143B Remove four (4) oil pan

Remove four (4) oil pan bolts attached to the timing cover

Proof Of Performance Tag

Commonly connected to U-joints using a set screw

Custom 1972-1964

ACL Bearings H-Series Main Bearing - Standard - Extra Oil Clearance - Small Block Chevy 5M1038HX-STD 11143B Remove four (4) oil panProduct Description: Main Bearing H Series Standard Extra Oil Clearance Small Block Chevy High performance driving demands that you use the best parts. So rely on ACL's Race Series Products to perform to the exacting race standards you expect. They provide the dependability it takes to hold up under higher RPM conditions. The unique combination of design, metallurgy and engineering come together to deliver what drivers expect from high performance