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  1. pitmaster

    bike backfiring? URGENT iam going riding now!!!!

    just went to go for a ride, bike starts first kick still, but is backfiring when the throttle is snapped back, and will idle for about 10-20 seconds than splutter and die!!!! what could it be? i just put a new plug in, made no difference i was thinking vacumn leak? but cant find any...
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