Crankshaft Rebuilders remanufactures the highest quality Chrysler crankshafts available. All Crankshaft Rebuilders Chrysler Crankshafts are remanufactured in the USA by quality technicians with years of experience. This kit is for year models from 1971-2003. Forging #'s 3148640, 4027169. Must use pilot bushing for engines with standard transmission.