ACL Bearings H-Series Main Bearing - 0.010 in Undersize - Small Block Chevy 5M1038H-10 4903 650 Digressive Rebound

650 Digressive Rebound

Can be zeroed with car on plates

It is very effective at blocking the sun from your eyes

Turbo Clearance

Eliminates flat spots off idle or at any other RPM range

ACL Bearings H-Series Main Bearing - 0.010 in Undersize - Small Block Chevy 5M1038H-10 4903 650 Digressive ReboundProduct Description: Main Bearing H Series 0. 010 in Undersize 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 parts. If