Description
BMW Toyota B48 Valves by Ferrea 9498 S54 engines have a stock Bore Size Thickness:87.5 mm 0.089" RAD 20 0519 B48 Cylinder Head Valve lock keepers S54 engines have a stock bore of 87 mm and a thickness of 0 5150 AutoSport Pro Xtreme Forged Pistons by CP Carrillo for BMW S52 Engines