Description
BMW N53 Valves by SuperTech 11241304088 This Genuine BMW Crankshaft Bolt Bore Size Thickness:87.5 mm 0.089" RAD 20 0519 B48 Cylinder Head Valve lock keepers This Genuine BMW Crankshaft Bolt 11 21 7 614 270 (11217614270) is designed to secure the crank pulley and vibration damper to the crankshaft on BMW N20 Each valve spring is crafted from premium Superclean Chrome Silicon Vanadium Steel alloy