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  1. C

    1971 Mercury 800 80hp Switchbox...

    My motor died the first day out this spring... it just stopped while it was running great at full speed, and now won't start and the plugs have no spark. My mechanic is no longer a mechanic, so I'm struggling to solve the problem with no experience and essentially no mechanical ability. I've...
  2. C

    80hp Thunderbolt Year?

    Hi... What a great site! Thanks for all the information!! My apologies for the newbie question... I'm trying to identify the year of my outboard. My Mercury Serial Number is 3144866, but none of the sites I've looked at recognize this number. This is the number under the steering tube and...
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