If there's anything like one of these around and they've got the machines,you might see if a small donation could get something made.
home brew CNC, laser cutting and lots of more mundane stuff on study in this crowd.
HackerspaceWiki.
The plastic extruding replicators should be of interest for making odd bits, too.
and if there's a crowd that could figure out (and *maybe* improve) the software in your carb,
this'd be a good starting point to meet them.
they tend to like tinkering with stuff as bad or worse than us.
=
i really suould get off my duff and go get acquainted with
charlotte one and see if thy can use any of my , stuff that prbly never
udes due to whay tsome tings in my life situation have turnd out,