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This ACL oversized main bearing set is specified for 1965–1976 Oldsmobile V8 400/425/455 engines in +0.40 mm size. The kit supplies main bearings to restore proper clearances during rebuilds where the crank has been machined undersize. These bearings follow ACL's manufacturing standards for engine rebuild components and are intended for use by technicians performing block and crankshaft reconditioning on vintage Oldsmobile V8 engines.
ACL 1965-1976 Oldsmobile V8 400/425/455 .40mm Oversized Main Bearing Set (MOQ 300)
