RE: Electric to Glow conversion. Yes, E -> G.
Gary
I fly my 5.5 lb Avistar on a similar Endoplasma system. I use 8 GP3300's. 8 minutes horsing around. Longer just cruising. The biggest cost was the Griffen 55 speed controller.
Battery $50
Speed Control $75
Plane Free
Motor $25
Gearbox $13
prop $3.75
Had the radio already