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    1985 Merc 90 idles too fast

    I have recently re-timed and synched this outboard and now it starts way easier but seems to idle too fast. It makes a more audible clunk when engaging into drive. The butterflies are completely closed and only the small holes in them allow air. I think the previous owner retarded the timing...
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    1985 90hp stator and trigger readings

    I am still working on getting some upper end power out of my engine that suddenly started bogging. Checked and cleaned carbs, fresh gas, plugs still the same poor performance. could someone direct me to the specs on stator resistance and trigger coils for a 1985 90 hp inline 6 Mercury? Thanks...
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    85 merc inline 6 bogs- no power

    I was pulling my kids on a wakeboard a few weeks ago and the engine worked fine, plenty of power, then we took a break and did some slow cruising for a while, then powered up to get back to the dock and no power - just makes a dogged muffled sound and you couldn't go any faster than about 15 to...
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    2-stroke tach setup

    I have been thinking about adding a tach to my '85 Merc 90 inline 6 outboard. Are there any aftermarket tachs that will work these engines and don't cost several hundred bucks?
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    '85 Merc 90hp air intake opening

    I recently bought a 16ft Forester with 1985 Mercury 90. I took it out several times and it seems to run O.K. Bought a Clymer manual to familiarize myself with the engine components and do the winterizing. One thing that I noticed, is that there seems to be a rather small slot (1/4"by 5") on the...
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