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valve clearance

  1. New used KFX, should I rebuild?

    Engine/EFI/Drivetrain
    Hey guys I just bought my first KFX450R and am new to this forum. I bought it used off craigslist and is an '08. It has a FMF pc4 slip on, outerwears airbox lid and lexx fuel controller. The guy I bought it from said he didn't know much about it. Said he thought the motor was all original and...
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