ACL Race Series 10 oversize main bearing set for Chevrolet V8 big-block engines (396/402/427/454) supplies the 10-level corrective bearing size for crankshaft journal machining. Produced to race-focused tolerances, these bearings maintain oil film and crank support for high-load operation in rebuilt Chevrolet big-block engines requiring the 10 oversize dimension.

ACL Chevrolet V8 396/402/427/454 Race Series 10 Oversize Main Bearing Set