nice project
good choice not to cut the cab it looks great stock.keep the standard door handles too.the mesh in the back window where did that come from.is it stainless.nunattax
frame jig
build a table.i cringe when i see peoplebuilding chassis on just jack stands.its your life on the line.diagonal bracingwill keep things square.bevel your edges to be welded.read read and read beforeyou start see how the experts do it.
When it comes to actually welding the frame...
rods
dont forget the fiberglass replica/kit car crowd then you got
rat rod replica/kit car
hot rod replica/kit car
street rod replica/kit car although most street rods are fibreglass are nt they ha ha