It doesn't matter which manufacturer a classic truck originated from. The older it gets, the more likely it's going to have problems associated with rust burrowing holes in the body. Add 50-plus years ...
After getting our '64 Chevy home and checking it out from end to end we were convinced it was a solid truck. Sure, the floors need some work, and it has the usual assortment of small dings and dents ...
Your truck ran great, but a rusty frame made it worthless anyway.