Recent content by Four86Winns

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    Spark Knock...

    After my Mercruiser 140 overheated (bad impeller) it developed a spark knock that goes away only when the timing is backed off to about 4 degrees ATDC. Of course I know that the normal timing for this motor is 6 degrees. Any ideas on how to solve this problem? Thank you so much for your...
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    Replacing impeller w/o lower unit drop

    A guy told me that you can replace the alpha I impeller by simply removing the side water intake screen, on the lower unit. However everything I read elsewhere seems to negate that. Any idea what he was talking about. Apparently he also has an alpha and has done it before. The reason I want to...
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    possibly lifter/ cylinder out

    After cruising, and a little WOT, I slowed down to go through a shallow section. Suddenly, my engine (3.0 liter GM) started making a rapping sound. I shifted in to neutral to check it out, and it stalled. I started back up, after much difficulty, and now I find that one cylinder is down, and the...
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    Trim switch malfunction

    I have an Alpha I with the standard controls. I can't trim up. Down works but not up. However, the trailer button works fine, which leads me to believe that its an electrical problem, not hydraulic. The trim up switch does work, however, when the sterndrive is in the upper range, like in the...
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    Aftmkt Engine Insulation

    My Four Winns has this yellow sprayed on insulation under the hood, Although the engine runs fine and is generally pretty quite anyway, I'd like it to be even more silent. I've seen aftermarket insulation kits and was wondering if they work well. Although they do seem expensive. Can you buy heat...
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    Aftermarket Engine Insulation

    My Four Winns has this yellow sprayed on insulation under the hood, Although the engine runs fine and is generally pretty quite anyway, I'd like it to be even more silent. I've seen aftermarket insulation kits and was wondering if they work well. Although they do seem expensive. Can you buy heat...
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