[lutach]

I ran my Mega 20-30-3 (1270Kv) once with 4S lipos and it was enough to grind my pinion. I had a steel spur gear in my MBX5T. Before the pinion went, it was either doing wheelies or on it's lid. The motor is good, but you have to match it with a good ESC. I was running my MGM 16016-3s.