The ACL .40mm trimetal oversized main bearing set provides controlled clearance for Chevrolet small-block V8 rebuilds requiring significant journal oversize. Coverage includes 1967–1998 Chevy V8 267, 305, 327 and 350 engines. These main bearings support correct crank alignment and bearing clearance when fitting oversized crankshafts in reconditioned engines.
ACL 1967-1998 Chevy V8 267/305/327/350 .40mm Trimetal Oversized Main Bearing Set