The ACL connecting rod bearing set for Oldsmobile 4 138 engines (1987–1994) provides replacement bearing shells for connecting rods during engine overhauls and maintenance. Packaged as a full set for that engine and year range, these bearings restore correct rod clearances when worn shells are replaced; confirm engine displacement and year to ensure proper compatibility before fitting.

ACL Olds. 4 138 1987-94 Engine Connecting Rod Bearing Set