You are here:Home > Mercury Outboard Models > 1977 - 1979 > Merc 25SS
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Manuals Carburetor Electrical/Ignition
External Parts Fuel Tank Gaskets
Lower Unit Paints Powerhead
Tools Top Cowl and Starter
General Information:

  • This is a 22 cubic inch racing engine that had no cowls other than a front cowl (faceplate) and no gearshift.
  • This model was painted all "Phantom Black."
  • The serial number was on a plate riveted to the port side of the swivel bracket.
  • In these years, serial numbers consisted of 2 numbers, a letter, and 3 more numbers (77H003 for example). The first 2 numbers are the year.