FPE is First Place Engine- gasoline powered. Mine is a 2.4 (40cc). A ST2300 is a Super Tigre 2300.
My FPE has 3.1 bhp @7300 running a 20-10 prop. and 18 lbs of thrust.
Altogether with muffler the FPE 2.4 weighs 3.25 lbs.
I would think that should pull this EDGE to the moon. But it don't.