ACL main bearing set for Oldsmobile 4-cylinder 138 engines (1987–1994). This crankshaft main bearing set provides the bearing surfaces that support the crankshaft and preserve correct clearance for consistent operation. Supplied as a complete engine crankshaft main bearing kit, it is intended for engine rebuilds and repairs on the specified Oldsmobile 138 applications.
ACL Olds. 4 138 1987-94 Engine Crankshaft Main Bearing Set