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    90hp idling at 2000 rpms PLEASE HELP!

    Hello to everyone again, Im still having problems with this motor, the problem is that no matter what I do it will idle at 2000 rpms, it was at first thought to be an electrical problem do to it wouldnt start acting up until the motor got to operating temp but now it is 2000 rpms as soon as it...
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    mercard powervalve and venturi question?

    the power valve was stuck and wouldnt function properly, the problem I was having was after running the motor for a little bit turning it off, then the fuel would drip out of the venturi and cause it to flood, would a stuck power valve cause this problem or does it sound like a float problem...
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    1 more 2 barrel carb question

    there is a pin inside the carb that looks like a nail with a spring on it that sits on top of the jet under the float, can someone please explain its function and is it suppose to move up and down or not and if it wasnt would it cause the carb to flood?
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    2 barrel mercarb flooding why?

    This mercab has been taking apart and cleaned, it sat for a year and I got it running but it has been flooding ever since, the accelarator pump seems to be sticking a little bit, which I will be addressing today, it runs ok for a little while then it floods and leaves us stranded for a while...
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    mercruiser question

    Is there a difference between the out drive of a 5.0 alpha one and a 3.0 alpha one? I have both but the outdrive off of the 3.0 is in better condition, would it make a difference if I put the 3.0 outdrive on the 5.0 motor?
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    thermostat question

    My 90 hp johnson ocean runner started having idle problems a little while ago and started this chain of events, anyways during this I found that I had been running my boat without thermostats for quite some time, so I wanted it to be right so I ordered some along with some springs and put them...
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    1998 90 hp johnson oceanrunner problems

    This motor runs amazing as all ways at first and runs great as long as Im running on plane, but as soon as I bring it down to ideal it dies, it will restart but dies soon after. Ive changed plugs, fuel filter, went through the carbs, put new thermostats and springs in it because there wasnt any...
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