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    Cowl Decals

    Does anyone know of a source for replica cowl decals for a 1963 Mercury 500 50h.p. ? I already tried ebay with no luck. Regards, Denis
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    Stalling Under Load

    I have a 1963 Merc 500 50hp that stalls as soon as you put it in gear while in the water. It will idle fine but not take a load. Sitting on the trailer with a water hook-up it will runs fine in gear and will throttle up to high rpm's (I do this quickly and do not keep it at high revs). I have a...
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    Trim Tab Removal

    Well I have a manual and want to drop the L/U on my 1963 Merc 500 50hp and check out the impellor. So the first thing I try to remove is the trim tab. Going by the manual I look in the access hole to loosen the allen head screw that holds the trim tab in place and what I see is what appears to...
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    Correct Ratio

    Does anyone know the correct gas/oil ratio for a 1963 Mercury 500 50hp outboard ? Is it 50:1 or 24:1 Thanks, Denis
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    Manual source

    Hello, I am new to the forum and need a source for a physical copy for a 1963 50hp Mercury outboard. I bought a 1964 13' Boston Whaler with the above mentioned motor on it. The motor runs fine at speed but will not idle in neutral without stalling. Also, just where is the pee hole supposed to be...
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