- Self-contained ignition system features Hall Effect magnetic sensors which are not sensitive to rpm changes or affected by dirt and oil
- Improves overall performance by changing the timing less than three degrees, extends plug life, and eliminates the use of points and condensers
- Can be easily installed
- Used and endorsed by many championship racers
- Made in the U.S.A.
- Operation with the Dyna S ignition system requires the use of an aftermarket 5 ohm coil such as part # DC7-1 or a stock points coil from early Shovelheads. Not recommended for operation with OEM coils.
- Street applications require use of a 5-ohm coil.On '84-'99 fitment models listed, an advance weight mechanism is required. On '86-'03 XL and '80-'99 Big Twin models listed, mechanical advance unit is required.