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    99 Johnson V-4 90hp Skipin"

    My motor is skipping at high speeds/rpm of about 4000. I replaced the plugs and test ran for about 30 minutes and it still sputters at high speeds. I am thinking a fuel/water separator is my next option. Boat has not been used alot in the past 3 months, but I had started it from time to time and...
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    99 Johnson V-4 90hp

    Hey guys, new member here. My motor is skipping somtime at high rpm's 4000-5000.It runs fine at idle or slow speeds,I thought it might be water in the fuel tank or maybe the plugs? I removed the plugs and inspected them and they look Ok? They are gapped at .030, I have read in the forum that...
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