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    99 merc 90 hp 2 stroke minimum compression and wrong spark plugs

    what is the minimum compression on a 1999 merc 90hp 3cyl? i cant find anything in the seloc book other than 15% of each other. also, if a compression test is done "cold" how far off would they be? when i bought the boat used, i had it taken to a marina and checked over. every spring since, i...
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    90hp merc rough idle

    hi everyone. i ve got a 1999 3cyl 90hp 2 stoke. i've been out a couple times this year and it seems to have a rough low idle. it never dies out, just shakes around when running in neutral. when i put it in gear and increase rpms it smooths out. i'm getting the same speed at the same rpm out of...
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    1999 90hp 3cyl water tube replacement?

    i got a lot of great responses on my other thread for my overheating problem (1999 90hp 3cyl over heating over 3000 rpm). i did the water pump, thermostat, poppet valve etc. I think i have a bad water tube or seal. when i first removed my lower unit (lower unit was bad and replaced with a new...
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    99 90hp 2 stroke over heat alarm

    i have a 99 90hp 2 stroke 3cyl. the oil injection is disconnected and i mix oil when i fuel up. The lower unit is new. I had it gone over and compression tested last year and it got a clean bill of health. i have had it out a few times breaking in the lower unit per the mfg instructions and had...
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    quicksilver commander pics

    Anyone have any pics of rebuilding the quicksilver commander? I'm taking mine off to rebuild/clean it, but the shift cable is in reverse and can't shift it to get the nut off the cable because it's being blocked by the plate. The shifter is already off, and the pin and spring removed as I was...
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