The big square hole is what you have to do to get 3 2 Barrels on a 235, it will be boxed in nicely. Also all the holes in the firewall will be filled and smoothed, I'm going to run all my wireing down the frame rail.
It was a lot more stable than I had expected and the fact that the deck brackets were a little bigger than they needed to be allowed it to angle back and forth about 20 degrees, with it in the center of the cab it allowed to get somewhat level itself.
I think I took pictures of the one at the swap meet made of metal, I'll try to post them once my website comes back up this morning..
Mongo