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mpg

  1. W

    Increase MPG's?

    So I used Taffy's jet kit on my 650 and am now seeing about 50 MPG, not to mention it lights right off with the button. (If you have not tried his kit yet, I strongly recommend you do so) My question is, is there anything I can do to my FE570 to get close to the same mileage I'm seeing from...
    • Wolfy
    • Thread
    • increase mpg
    • Replies: 36
    • Forum: Fuel
  2. Motodude

    FS650c gets over 50 mpg

    Just though I'd report that I've consistently been getting over 50 mpg (US) from my street legal '05 FS650c. The main changes are switching to a 16 tooth front sprocket and only coming out 1/2 turn on the fuel screw. I'm running a Lineweaver needle and 160 mj/45 pilot. At first I thought I'd be...