i got a 91 cummins reg cab long bed 4x4 and im want to do a body swap cuz i cmpletly redid the entire truck, interier exterier, everything and the day i got it done a guy tboned and i got it all fixed except for the body, and since i no how sharp it was and since i cant ever get it to lok that good again im wanna do a body swap, so i just wantin to no what could i work with, or if theres any truck body that would work

 

Thats a first gen ain't it?
I'd think you would want a diesel,just so the gauges and all worked,not sure exactly what you are asking,but I think thats what you mean.