chassis

Hi I have an 86 supercab longbed I'm wondering what years of chassis are interchangeable I have been looking to swap mine I suspect it has some bend in it. thanks

I mucked up the whole front end. I need a body and possibly a chassis. I haven't been under and measured to see if it's still straight. Regardless, the supports for the body at the radiator can no longer attach to the chassis due to the ends being bent. What do I do? I'm thinking, because the...