Sorry Chaz, I don't have any details. Saw one in CA once that had a 350/700R combo in it, but didn't get into any swap details. There's certainly no crime to modifying your doghouse to get the truck you want. Continue to do your research, measure twice, cut once! Good luck!
~ Victor
1941 3/4-Ton Pickup (in process). Read about it
in the DITY Gallery1955 Grumman Kurbside "Doughboy" 235/3 on tree w/ OD
1957 3100 - moved on
1959 C4500 Short Bus "Magic Bus" - moved on
1959 G3800 1 Ton Dually "Chief" - moved on
1958 C4400 Viking "Thor" ~
moved on to fellow Bolter