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The ACL main bearing set fits Oldsmobile big-block V8 engines (400, 425, 455) covering 1965–1976 applications and is supplied as a full crankshaft main bearing kit. It includes the matched main shells needed to support the crankshaft journals and restore correct bearing clearances during rebuilds or restorations. Useful for classic engine overhauls and period-correct replacements.
ACL Olds. V8 400-425-455 1965-76 Engine Crankshaft Main Bearing Set
