King Alecular SI Main Bearing - 0.010 in Undersize - Small Block Ford 01227 438 in OD x 4

438 in OD x 4 in Long

720 in 30 Spline to 3/4 in Smooth

rigid tolerances

36" long unterminated wires to allow for custom routing

2-inch drop

King Alecular SI Main Bearing - 0.010 in Undersize - Small Block Ford 01227 438 in OD x 4Main Bearing Set For Ford V8 221. Bimetal (Aluminum Silicon Base) . We are bearing specialists. King Engine Bearings was founded in 1960 with one simple objective: to supply the highest quality bearings available in the marketplace. By specializing in engine bearings, King has built an extensive product offering that includes a wide range of engine bearings for automobiles, light duty and heavy duty trucks, marine, aviation, standby power and many