Dual-Fire Ignition Switch – Harley Davidson

Complete electronic ignition systems built with the latest state-of-the-art engineering; The same ignition used by top drag and road racers to set records and bring home victories over the past decade; The Dyna S is completely housed behind the ignition cover and uses a magnetic rotor with the original advance unit, so the factory advance curve is maintained; Coils provide spark voltages in excess of 30,000 V and spark energies second to none; Made in the U.S.A.; Later models will require the use of a mechanical advance unit.; Not for fuel injected models.