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timing check

  1. Timing Question

    Yamaha YFM350 Raptor/Warrior ('87-Present)
    I just want to verify which mark (T or F) is used to check ignition timing. My 87 warrior will start, idles well but when you snap the throttle it wants to stall. After some time running it will overheat (about 10 minutes). Ive checked every single possibility i could find on this website and...