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Coils

Discussion in 'Motorcycle Tech Talk' started by linda, Apr 27, 2009.

  1. linda

    linda New Member

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    How can I tell if my bike has a single or a dual fireing coil. my bike is a 99 fxdwg twin cam. Thanks agin
  2. whacker

    whacker Active Member

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    How many wires do you have going to the coil...dual fire has only two(all my 75 sportty has)...dual fire...both cylinders fire at the same time...single fires the cylinder on the compression stroke....
  3. hotroadking

    hotroadking Super Moderator Staff Member

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    99 and up dynas have twin cams
    single fire

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