Here are the mods you need to do in order to run certain tire sizes on a Dana 35, with the axle locked and a powerful engine:
38s: D44 outers, and 760x joints with welded clips.
35s: 760x joints with welded clips, Jeep hubs
33s: 297 joints with full-circle retainers, Warn manual locking hubs
For a 31-spline 8.8:
33s - 40s: Bolt the tires on.