ACL crankshaft main bearing set with a catalog note to use part 5M1703A-.25 when stock is exhausted; the set includes coverage for turbo engines. It supplies the main bearings required for crankshaft support during overhaul and explicitly references the alternate part number as a substitute. Use the cross-reference when the listed SKU is unavailable to obtain correct replacement mains.
ACL WHEN STOCK EXHAUSTED USE 5M1703A-.25 Engine Crankshaft Main Bearing Set