The ACL Race Series main bearing set for Chevrolet V8 400 applications is a race-focused replacement offering intended for performance or competition-oriented rebuilds. It provides main bearing shells sized for the Chevy 400 V8, supplying the crankshaft support needed when rebuilding or modifying engines that require Race Series fitment.
ACL Chevrolet V8 400 Race Series Engine Crankshaft Main Bearing Set