aftermarket tubs

My 1974 FJ40 has what I think is an unusual tub and I don't have the full history from the PO. I am looking to the mud community for some input. The tub appears to be custom fabricated (handmade) from welded 10 gauge (.135") steel plate. In the photos you can see the .200" thickness, minus...

I’ve got several fj40s (71,73,79,79,82) that I worked with 20years ago before I had adequate skills and finances. The one I chose to build off back then was a 73 and now I’ve taken it apart and had it blasted to start over. The body is useable but there’s a lot wrong with it that it will have to...