If its a conventional cab & not a LCF it will work, you will need to drill the floor for 1/2 ton frame mounts & move the mounting washer to that location
If its a LCF(has a short hood & lower front edge of doors are cut off) all bets are off as floors/fenders all diff


My \'64\'s in the Gallery
Pictures in my Photobucket
1964 C10 Custom Cab 350/700R4
1964 Suburban 350/700R4
1979 Ford F350 4x4 400/c6