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1-3 of 3 Results
  1. YFZ Powertrain
    Well I have a 2005 yfz450 has a problem for the first start it will crank and crank and not fire but as soon as I hook up a car charger to battery I wait about 20 seconds and it will fire right up and run fine. They battery doesn't die and after that one start for the next 6 hours or so it will...
  2. Maintenance
    My 2015 YFZ450r wont start, It sputters and turns over and has compression and cranks just fine i can get it to start a little bit but it will never run valves redone by a shop and maintenanced after every ride but i noticed when the last time i rode it i went for a small trip and it was burning...
  3. 2019 yfz 450r SE

    I have a yfz 450 r SE it will turn on i go and try to start but just buzzes! I was doin donuts out in the sand and out of nowhere shuts off sounding like something broke internal! Even if i try to pull start it wont budge! Ive been told i could have dropped a valve nd broke the head. Or the...
1-3 of 3 Results