Thanks to all who responded.
The Motor in Question is on Ebay right now For those interested. I have
decided to wait and try and score a 320 or 360 somehow.
Sean Trost

Sean Trost wrote:
Hi all what would be involved in converting a GPU to a usable aircraft
powerplant ?

looking specifically at the O-290.

Ive googled and not come up with much.

Thanks in advance.
Sean Trost