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ACL main bearing set for Chevrolet 4‑121 engines covering 1987–1996 production years. This crankshaft main bearing set supplies the bearings needed during an engine rebuild to reestablish correct crankshaft support and oil clearance. It’s intended as a direct replacement for Chevrolet applications of that block family and aids in restoring reliable rotating assembly operation.
ACL Chevrolet 4 121 1987-96 Engine Crankshaft Main Bearing Set
