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    vibration

    i have a 1982 merc 80hp .today when leaving dock i heard a pop not loud and i didnt hit nothing after that no problam ran fine but once i slowed down i could here and feel vibration.every time i start to take off same thing.but once out the hole and planed out it quits.after further...
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    power head

    i have recuired a 1980 70 hp powerhead in fairly good shape comp ok . ok now for my question how much is this worth ? ball park fig ok.thanks for your input.its a mercury powerhead
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    NEED HELP FAST

    TOOK LOWER UNIT OFF INSTALD WATER PUMP PUT BACK ON NOW IT SWARTS IN GEAR WANT SWITCH TO NEUTRAL OR REVERSE WHATS UP WITH THAT?????????????? PLEASE HELP.
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    WATER PUMP

    LOST WATER PRESURE THROUGH P HOLE ON A 1982 80 HP MERCURY SER NUM 5705381 4 CYL. IS THIS HARD TO CHANGE OR EASY? WHERE CAN I FIND PARTS AT? IS THIS EXPENSIVE OR CHEEP ? PLEASE SAY CHEEP JUST SPENT 1400.00 ON BOAT :( ALREADY.THANKS FOR YOUR TIME AND KNOWLEDGE---------I SAY FISH FIVE DAYS WORK...
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    water pump i think

    I haven't run boat since last summer. Had carburators rebuilt. Took out this past Saturday. I let motor warm up and then headed down the lake. Everything was running fine and then I lost water through P hole - just steam coming out. Slowed down, shut off engine. Blew through hole...
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    Strip Threads

    This past Saturday went to change gear oil in lower unit and found that vent screw threads are stripped on unit. Is this a big problem? How do I go about fixing it? I have been told not to tap new threads but don't understand why. Need help. Thanks!
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    1982 mercury outboard 80 hp thunderbolt

    I have replaced all fuel lines from check valve on gas tank, ball, fuel filter, replaced fuel pump gasket and fuel line from fuel pump to carburator. Still have same problem. Runs okay for a few minutes - then dies. After that, can only partially give throttle before killing engine. Not sure...
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