Re: 40hp Johnson 1963 Water Pump

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May 5, 2016 at 11:05 pm #36065
chris-p
Participant

    I never run a motor until I have done the waterpump. Had to pick chunks of rubber out of the cooling system once, will never do that again. You never get it all out. New motors to me always get a new impeller. Then every 3 to 5 years after that.