idle is way way high. start it up and drop it down. Also check your transmitter throttle trim and be certain it's not in throttle.
Kyosho V-One RRR - JP Modified Mugen X12 - GQ Racing Tires - Futaba servos - KO Helios w/Spektrum Pro - Maxy's Fuel
Losi 8ight 2.0 RTR for fun times