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    Yamaha 9.9 automatic choke problem

    Symptom seems to be engine starts fine, automatic choke works fine (it's is a little plunger in a transparent cap on the top of the carb), ie, it is up for a little while, fast idle, then lowers, idle speed drops. It runs fine about 10 mins, then stalls out. When trying to start it, it runs for...
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    Merc 7.5 gear drain screw leaks!

    Hi,<br />I have succesfully changed the gear oil as per all the helpful advice here but...<br />The lower dime sized screw seems to leak. Should I replace the neoprene washer?<br />The screw is not flush because it is screwed into a curved surface, so maybe a rubber washer would be better?<br />John
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    7.5 Merc (long) shaft leaks

    Hello again; another question for the experts:<br />I have a tiny pin hole sized leak on the side of the drive shaft, maybe an inch or so above the prop. Oil seems to leak out of this hole. I am assuming it is not supposed to be there, although I can't figure out how it got there - no sign of...
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    Merc 7.5 gear oil change

    My motor has the normal 2 large slot screws at the top and bottom of the shaft, but also a small steel slot screw in the lower-middle.<br />I assume thatI remove the 2 large ones and fill from the bottom; but to what level? Until the small middle screw is reached, or all the way to the top?<br...
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