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Yamaha HPDI Overheating

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  • Yamaha HPDI Overheating

    150 2001 model.

    Overheats after 30 mins of 4600 rpm. Replaced pump. Checked thermostats, sensor, and poppet valve.

    What else could be the issue? All components looked fine, no serious buildup...

    HELP....
    Bob
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