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Originally Posted by Dj_Sparky

2150kv on 3s is pretty tame, and I don't think any motor whatsoever would get hot with that kind of setup and right gearing.

for races in 1/8tt you dont need more power than 3s +2150kv ............ in my races people use 2200+4s and 2650+3s and the speed is the same

this is my last race ....... I used a xerun 4274 and the temperature arrived at 65cº....... using the leopard 4074 provably will be 50-55cº

http://www.youtube.com/watch?v=Uze8fsIa2LY