Are you talking about the same size plane as gizmo? He's putting a 23 cc and you had a 72 cc? I over power my planes, but that's insane.
Yes, the Pheoton90. Engine weighs about 5.5 lbs, all up weight was a little under 16 lbs. Moved the firewall aft about 1.5 inches, new landing gear from 1/4 inch music wire, Tundra tires and an enlarged rudder.