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ACL Race Series standard-size main bearing set with extra oil clearance for Chevrolet big-block V8 engines (396/402/427/454) combines standard journal sizing with increased oil clearance. This configuration helps manage oil flow and film under modified tolerances while maintaining the Race Series durability and surface finish expected for performance-oriented engine builds in Chevrolet big-block applications.
ACL Chevrolet V8 396/402/427/454 Race Series Standard Size Main Bearing Set with Extra Oil Clearance
