jomme

I think it's doable. A machine shop would be better than a mechanic if you can find it. That or some sheet metal and power tools will get it done. Won't be as pretty though.

You're basically screwed. Try selling it on reddit might get most of the money back. Ebay is complete shit especially in the middle east and africa. try /rhardwaresales tho.

If you have the resources to make your own custom mounting bracket it looks to me like there enough room on all sides for it to physically fit. You just need something to apply downwards pressure.