Originally Posted by
jbsmith05
Interesting - I'll have to now check this because tonight it ran fine for about 20 min...then did the same jerking/cogging thing. I reversed the wires and back then it worked again????

Have to ask you couple of things. Can you post photo of wiring(motor & ESC)? And what do use for battery charger. 20min time of running, Plenty of speed runs, or a lot of bashing.