Joe, I guess your using a later model trans with open drive shaft. If you can find a rear end out of a 55 2nd or later that a good choice. If you plan to haul a lot of weight I'd suggest a 4:10 ratio, also you can use your 6 hole wheels.

resto44-

keep on trukin'-
\'50-something Chevy 1/2t
\'31 Chev 1.5t
\'53 project 3/4t
\'57 1/2t
\'64 3/4t