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back firing

  1. A

    09 m8 back firing at 3/4 throttle

    Sled just quit one day, no spark. I unplugged handle bar connector, tail lites, and hood. removed gas tank, one of the white wires to the ignition coil was rubbed threw and shorting to tunnel. repaired and relocated the wires . sled started ...awesome? NOT, now at 1/2 to3/4 throttle starts back...
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