RE: Pics from my TF Spitfire Build
Fuel will siphon out of the tank when engin not running.
You may(will) need an on board glow plug ignitor.
Engin will flood easly.[&o]
I have an Magnum 4 stroke inverted in my Great Planes Stuka have hade a lot of problems with it [&o]
Lots of luck to you.