ACL Bearings H-Series Connecting Rod Bearing - Standard - Small Block Chevy 8B1663H-STD H15-BLK 1-1/4 in Mount Opening

1-1/4 in Mount Opening

1987-1990 GMC V2500 Suburban

6 in Lowering

10 AN Outlet Port

Terminals have insulated covers to prevent accidental contact from parts with opposing polarity

ACL Bearings H-Series Connecting Rod Bearing - Standard - Small Block Chevy 8B1663H-STD H15-BLK 1-1/4 in Mount OpeningACL 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