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loss of speed

  1. Sportsman 500 loss of throttle response / top end speed

    Polaris Sportsman
    I posted this in another thread as was advised to start a new thread. Have a 99 Sportsman 500 EBS machine that has lost top end speed (half to full throttle no response) while driving. With the machine in neutral the engine revs fine throughout the throttle range. When I lift the rear end off...
  2. 06 sportsman 450

    ATV New Members
    Beat the hell out of my machine today...not the first time.. And now..when I'm in high, and I smash the throttle from a stop, it revs really high-like stuck in low gear-before it abruptly transfers to a higher speed. Some noise coming from I believe the belt area..particularly at lower speed. I...