Originally Posted by
Asturias56
https://en.wikipedia.org/wiki/Rotax_912
In the Marie Celeste Challenge I thought I'd follow the possible Rotax clue - and came up with the list as per the link - after 20 minutes systematically going though I lost the will to live................
You would have been better of looking at Hirth:
Hirth 3701
That list is shorter.
So will lead you faster to nowhere.