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  1. Kfx450r problem help!!!

    Member Introductions
    Okay so yesterday i changed my battery! Since then my kfx stops after 3seconds on idle if i give it some gas it will die & sometimes it will run...i got it running for 5min & it still stop even when i was full trottle. I think its my motoworks fmi that is back to stock! How can I fix that? I...
  2. Starting after flipping

    I'm sure there are plenty of threads out there I have searched all day, today I was on the road doing a wheelie and it went back to far flipped on it side and turned off, I know there is a roll over sensor I have checked it and took it apart and put the ball bearing down and put it back in the...
  3. Not starting & not hearing fuel pump ?

    was running fine, shut it off to hop off and move a branch laying in the middle of the trail. got back on and when i turned the key on and electric, the fuel pump wasnt filling up like normal. And i would try to start it, just kept turning over, but wouldnt actually fire up. dk why, guessing...
  4. Starting troubles

    Important Information
    Im trying to figure out the starting problem with my 450. Here goes: I am away at school and only see my quad once or twice a month and it doesnt always get ridden. Seems like every time I go to ride, it tries to turn over for a second then just hear clicking. But a little time on the charger...