Super graphic bellows have 3 wires at the rear top late version or three contact strips on the early version. The bellows attach to the back with clips and are crimped to the front standard frame which is part of the bellows. Guess again.
V, from the sound of it it will be easier and cheaper to find a complete camera body. The one you have has been stripped for parts. The cost of the missing parts could easily exceed the price of a complete camera.