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  1. Vacuum mechanical fuel pump

    ATV Repair and Maintenance
    Hello, I am new to this forum, i have a 2010 polaris sportsman 500 HO. I am facing flooding issues with my carburetor ( air filter box full of gas). My question is: when the engine is off the mechanical vacuum pump is supposed to allow flow of gas even with no vacuum applied? if there is no...
  2. Warm ATV looses all power

    ATV Repair and Maintenance
    HI, I am new here and a new ATV owner of 2 days. To skip the sob story jump to the 2nd paragraph.... I just purchased a 50 acre farm and frankly have no cash. But I needed a way to get around the place, check on animals and fix fences. Without the capital to buy a truck, I decided an ATV...
  3. 2004 700 Sportsman running too rich

    ATV Repair and Maintenance
    This the first forum I've ever used so I hope this works. I have a 2004 700 Sportsman that I'm bringing back from a bad roll over and about 2 or so years of storage. We cleaned the carb and repaired parts. It only ran fine with the air intake cover off for a while. All the sudden it started...
  4. 1999 Polaris Trail Boss 250 won't start

    ATV Repair and Maintenance
    Any assistance would be appreciated. First off I only know a little about engine repair by observering my father as a mechanic many moons ago. I have a 1999 Trail Boss 250 (2 Cycle) that won't start. I checked the compression without holding the trottle in and it was 70 PSI. I'm not sure if...