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    4s full of oil

    No idea how to deal with this, do you? I picked up a 2000 Merc 50 4stroke and loaded in my pickup head down prop up. After a 6 hour drive the truck bed was full of oil. It did sit another day or so before I could get it up and out. I found the o ring in the oil fill plug was flattened and...
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    1965 3.9hp plug fouls

    This little 3.9 hasn't been run in probably 25 years. I did some maintenance on it and tried to bring it back to life. My surprise it popped off about the second pull but didn't run more than 10 seconds and died. I should have replaced the gas line tank/motor that I think created the black...
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    1965 Merc 3.9hp Has a Hole in the lower casting

    Just finished up working on this little Merc getting ready to finial test and noticed the small hole in the lower casting just above the gear box. Anyone have any idea how, why, or what? It's such a round, clean hole can it possibly be a bad spot in the casting just rotted through?
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    Force 75 threw a magnet at us

    Let’s see if I can sensibly describe my outboard problem so someone can suggest where I go next: Bought this 1997 Force 3 cylinder 75hp on a bass boat. First go over; fuel system all new, filter replace, plugs ok, compression low at 115 but all the same, started and ran on the water hose no...
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    "Cold Fouling"'

    About at the end of my rope or should I say "line" on this forum, with my older Merc outboard. Been thro a lot with it but I'm about to give up unless someone can help. Here's what I'm up against now; '75 inline Merc 1500, 150hp, carbs removed, cleaned, adjusted, fuel lines and components...
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