I've got a Yanmar diesel tractor that needs some work, and I'll pay cash for the repairs. I'm in the Covington/Folsom LA area. e-mail me at dfsi.inc@gmail.com
Not a mechanic, but have one also. They're very easy to work on yourself. All you need is basic hand tools, and very basic mechanical skills (wel,l and the time).
What problem(s) are you having?
Here are some site that should help point you in the right direction.