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1919 sport twin

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  • 1919 sport twin

    Hello , does anyone know the ignition timing for a fore and aft sport 1919 ? thanks ken kenlinuk@yahoo.com

  • #2
    1919 timing

    hello ken in the harley shop dope book from 1917 to 1949 it says time all sport model motos for ignition when the piston is 3/8 to 7/16 inch before top dead center on the compression stroke.on the magneto models the front interrupter shoe times the front cylinder. i hope this will help you. joe j.

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    • #3
      sport twin timing

      Thanks Joe ,
      I assumed it would be about that , many thanks ,

      Ken

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