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. GM 325 (5.3L) (1999-2005) Kit includes new ignition reluctor wheel installed on crankshaft / casting numbers - 216, 12552216. GM 365 (6.0L) (2001-2005) Casting number 216, with 7/8" thick flywheel flange . Kit includes ignition reluctor wheel installed on crankshaft.