Ford 4500 questions

Hi folks,

Got the 4500 running great with a new cylinder head and valves. 3 questions:
1) Can I flip the rear wheels from side to side so the backhoe is wider? It is really tippy side to side, and I am hoping the wider stance will help.
2) What is the small round foot pedal next to the control stand for the back hoe? Pushing it with the engine running makes the hoses jump, but has no impact on any of the backhoe functions if I press it while operating the backhoe.
3) The loader is bent, so...

Ford 4500 questions

Ford 4500 questions