traxxas 3.3 low bog...nu
 

Okay im completley stumped on this stupid engine.. will run fine for about 5- or six minutes and then the engine will start to bog on the low end. Ive tried everything and this engine is supossed to have onlly 2 hours on it.. this thing is pissssssssin me off.. I dont know what to doo.. any help would be appriecieated ... thanks.