Originally Posted by bullett

hi guys,needs some help. got a hpi bullett 3.0 nitro st,had if for say 6wks,ive recently broke it in / tuned it got it cracking!!!! i havnt used it for couple of weeks say and i went to use it yesterday and when i start it, is revving its head off and wont stop i can apply the brakes and it stops then it revvs high again all on its own,whem\n applying the throttle on the hand controller it does nothing plz help cheers confused