King Alecular SI Main Bearing - 0.010 in Undersize - Small Block Ford L202473 Six-point 1-7/8" socket fits on

Six-point 1-7/8" socket fits on a 1/2" drive ratchet to remove or install plugs on quick change rear ends

Tilton Engineering has advanced their reputation as a technological leader through constant innovation and product refinement

Meets FIA compliance for competition eligibility

125-5052 grade aluminum

The rear eyelet is bare and requires factory bushings or optional UMI 2625 (poly) or 2626 (Delrin) bushing and shackle kit

King Alecular SI Main Bearing - 0.010 in Undersize - Small Block Ford L202473 Six-point 1-7/8" socket fits onMain 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