Founded in 1960, King Engine Bearings is a world-class developer and manufacturer of engine bearings for automobiles, light to heavy-duty trucks, marine, aviation, standby power and other types of internal combustion engines. King’s only product is engine bearings. As a result of its specialization and focus, the company is recognized for producing the highest quality engine bearings available in the market today. Applications include Ford 4.6L 281 Vin 6, W, X, 5.4L 330 Vin 3, 5, A, L, M, R, Z Main Bearings 1993-2010 MB5280SI