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    Fuel pump diaphram

    Hi, I have a 1979 140hp mercury engine and I was wondering where would I find the fuel pump diaphram? I was told that my fuel pump diaphram might be stretched so I wanted to check it out. Thanks.
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    Engine Problems

    When I first took it out it ran good but as time passed on it started running really bad. At full throttle it would not pass 2500 RPMs. When I ran it on idle for 5-10 minutes and then try speeding up again it does little better but the RPMs would hit 3500 and then rather than getting more power...
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    Problems with 140 hp Mercury

    I just bought a 1981 thunderbird formula with a 140 hp mercury engine. I had problems when I took it out for the first time. It did not want to start without starting fluid since that is what the old owner was using to crank it over. Also when I was out on the lake it stopped while trolling...
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