Last summer I saw a '38 Chevy pickup sitting on an 4x4 S-10 frame. I don't know how much modification was involved, but given what you desribe as your needs, I'd look at swaping the whole thing onto an S-10 frame.
1955 1st GMC Suburban | 1954 GMC 250 trailer puller project | 1954 GMC 250 Hydra-Matic | 1954 Chevy 3100 . 1947 Chevy COE | and more... It's true. I really don't do anything but browse the Internet looking for trouble...