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General Information:

  • This model was painted "Mercury Green" and "Dull Aluminum."
  • Model & serial numbers were on the instruction plate riveted to the front cover of the engine.
  • Serial number 712900 thru 713399 were 1953 models.
  • Serial number 825418 thru 835970 were 1955 production.
  • This model used a special pressurized 2-line fuel system. Some of these engines have had fuel pumps added by owners because of scarcity of original 2-line components.