Crankshaft Rebuilders remanufactures the highest quality General Motors Crankshafts available. All Crankshaft Rebuilders General Motors Crankshafts are remanufactured in the USA by quality technicians with years of experience. This crankshaft kit is for VIN code "Z". Long Skirt Pistons. Casting # 480, 865, 5865, 5480, 10055480, 10105865, 8640,640, 14088640 w/ shallow or no hole in front side of #1 rod throw
