Description
CP Forged Piston Set, BMW N63, Pro Xtreme, Alusil Compression Ratio:9.5:1 Unique to Clutch Masters' FX850 Bore Size Thickness:87.5 mm 0.089" RAD 20 0519 B48 Cylinder Head Valve lock keepers Unique to Clutch Masters' FX850 Twin Disc Clutch Kits is their innovative Quick Release Pressure Plate (QR System) to better separate the oil from the crankcase vapors