Description
5150 AutoSport High Performance Main Bearing Set, BMW M20 11217616597 5150 AutoSport Pro Xtreme Forged Pistons Bore Size Thickness:87.5 mm 0.089" RAD 20 0519 B48 Cylinder Head Valve lock keepers 5150 AutoSport Pro Xtreme Forged Pistons for BMW S63 Engines and resistance to fatigue