[Jason]

I tried this 4300kv motor the link aqwut have posted and I tried Mamba Max 5700kv both overheat ...

actually I run the 4300kv motor and 18t pinion on 87t spur. ( tried 17t pinion and still overheat )

my MAMBA MAX settings :

punch control = 50%

motor timing = lowest

start power = low

drag brake = disabled

default throttle curve

default breake curve

cut-off = 6.3v