ACL Bearings H-Series Main Bearing - Standard - Mitsubishi 4-Cylinder 5M1144H-STD SC02301 External Headset

External Headset

810” width rotors

1979-1988 Mercury Cougar

Recalibrates Electronically

2008-2012 Chevrolet Express 3500

ACL Bearings H-Series Main Bearing - Standard - Mitsubishi 4-Cylinder 5M1144H-STD SC02301 External HeadsetACL 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