Re: Johnson Md-39 Cooling System

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July 16, 2015 at 10:16 am #20223
david-bartlett
Participant

    Willy,

    If I am not mistaken, your motor has a piston pump for cooling. I have no experience with one, so I will leave it to others to elaborate, but if it seems hot, I would look into it before I ran it much more.