Originally Posted by
R40Victim
Unless its something like a 6.5 or lower turn. Then no amount of gearing will make it work. On top of that you have to be sure it will handle the voltage you intend to use. I wouldn't put more than a 17.5 in something that heavy, and maybe 3S.
A 1/10 motor under 4000kv would definitely work on 3s geared down. That's what people used to use back when the first 1/8th conversions were being done and Castle Creations hadn't yet made their 1/8 motors.