ACL .50mm oversized aluminum main bearing set for Mitsubishi 4G63/4G64 engines covering 1997 and later applications supplies the correct main clearances following crankshaft regrind or machining. These main bearings are intended for use during engine rebuilds to restore proper journal fit and maintain oiling and support for the reconditioned crank.

ACL 97+ Mitsubishi 1997-2350CC 4G63/4G64 .50mm Oversized Alum Main Bearing Set