Description
CP Forged Piston Set, BMW S52 Pro Xtreme Bore Size:84 mm 1 8″ NPT Male Connection Bore Size Thickness:87.5 mm 0.089" RAD 20 0519 B48 Cylinder Head Valve lock keepers 1 8″ NPT Male Connection Please ensure that the provided bolts are threading into the crank hub with ease before a final torque of 40nm per bolt in a star pattern