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  1. K

    1979 Johnson 25 h.p. overheated and now won't start

    Took my 25 h.p. Johnson out to test a new prop shaft. It went into gear and prop turned just fine. I slowly brought it up to high RPM and after 1-2 minutes it overheated and died. I think i didn't get the water tube in correctly. Took it apart and made sure water line was hooked up, but when...
  2. K

    Overheated. won't start

    I have a 1979 Johnson 25 h.p. that recently overheated badly. I don't think i had the water pump copper line attached. Since the OH it is very hard to pull the starting cord and won't fire at all. I checked and it's not seized, but the top piston (2 stroke) is much darker than the bottom. I...
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