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    Mercury 40 HP problem

    Ok, here is the problem I have a early 80's 40hp mercury that is not running correctly. It runs fine for about a few minutes and then stops running at all. When it stops it is almost like it is out of gas, but I promise you this is not the case. I made sure it was getting fuel as well as made...
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    Diff. between 40 hp and 35 hp power head

    I have a mercury 1980 40hp mercury with low compression and have a chance to buy a 35 hp power head cheap. I am not concerned with the any power loss, but I was wandering if the lower unit and all the other parts would be able to bolt up to the 35 hp power head because they look quite similar...
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    Marine vs. Regular motor

    What makes a marine motor diffirent than a regular motor in a car.
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    40 hp plug fowling

    I have a 1982 40 hp mercury 2 stroke I have been 50:1 mixture as stated in the repair manual I have. The problem is when I put new plugs in it it runs fine for five minutes then it begins to sputter and bog down so I remove the plugs and they are covered with oil if I clean the oil off I can...
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    Where do I Start engine or outdrive

    Took my boat out today and it was running funny, I have a 1989 25 foot Chris Craft with a 1999 5.7 litter engine and the original Alpha 1 outdrive. The engine ideals great and runs great when I have it out of gear and rev it up. The problem I have is when it is in gear when I get it up to 3000...
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    Gas in Fuel Tank

    I keep getting gas in my fuel tank every time it rains. Last night it rained and I pumped out approx. 3 gallons of water. All of the connections are tight and there appears to be no fuel leaking anywhere. I tried hosing the boat down in diff. areas to see if I could pin point the problem but...
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