King XP Main Bearing - Standard - GM LS-Series 30300100 Optimize use of your engine's

Optimize use of your engine's power band and improve vehicle run performance and driver gear changes with a rapid response

12AN feeds for dry sumps

front valances and more

2 to 6 in Lowered

King XP Main Bearing - Standard - GM LS-Series 30300100 Optimize use of your engine'sMain Bearing Set For GM Vortec LS Series Gen III IV. PMAX Black (Racing Line) 1 2 groove. 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,