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  1. B

    what do i have exactly

    I bought an old johnson Sea Horse Model AD-11, Serial 1513431. It appears to be late fifties smaller Horse power motor. Thanks in advance for the help.
  2. B

    What is this motor?

    I recently acquired an old Sears outboard Model # is 571.58041 Ser#401-20.969( I think, this is a number off of the block). It is one cylinder water cooled. what is the correct fuel mix and spark plug gap for this? Thanks for any info you can provide.
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    shift shaft problems

    I am trying to put a new shift shaft bushing and seals in my 40 HP Merc Serial#d004473. When I took the old bushing off the shaft came all the way out and I can't seem to get it back in far enough to get it put back together any help would be appreciated.
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    is this serial #?

    I just bought a 40HP 4 cylinder oil injected Mercury. I can not find any number plate on the transom bracket but I found this # on a frost type plug it is D004473 is this the serial #? I know the motor is a '89 or 90.
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