Does anyone know if a rear from a 1990 2wd Chevy 1500 will fit in a 1994 4wd Chevy blazer? Both are 3.73's and 8 bolt housing. The only diff. is that the 2wd axle has 5 bolt hubs and the 4wd axle has 6 bolt. Plan on swapping the axles if the housing and gears will work.