ACL Race Series 01 oversize main bearing set for Chevrolet V8 big-block engines (396/402/427/454) provides an engineered oversize solution for crankshaft journals requiring 01 corrective sizing. These race-series bearings deliver the precise clearance and surface finish expected for high-load applications, supporting crankshaft rotation and oil film stability in rebuilt or modified Chevrolet big-block engines.
ACL Chevrolet V8 396/402/427/454 Race Series 01 Oversize Main Bearing Set