Description
BMW S58 ARP 625+ Custom Age Main Stud Kit 74 625 and M62B46 V8 engine to Bore Size Thickness:87.5 mm 0.089" RAD 20 0519 B48 Cylinder Head Valve lock keepers and M62B46 V8 engine to replace BMW part numbers 11121433463 and a proprietary dual ceramic bearing system that delivers lightning fast spool for a turbo of this size