Snowmobile Forum banner

yamaha ss440

  1. Yamaha SS440 idle problem

    Vintage Snowmobiles
    Got 2 SS440’s that have been sitting for a few years cleaned the gas tank, carb and put in new fuel line. I got the thing started and once I turn the choke off it idles up to about 3000rpm then bogs our and dies. I’ve tried adjusting the idle screw but it does nothing. When the choke is on I can...
Top