Single/Dual Fire Ignition BT70-99 XL71-u

Accel's new Ignition Module will work for both Single and Dual fire applications. It has an adjustable rev‑limiter and 15 preset advance  curves to satisfy everybody, and everything from a stock engine to highly modified big inch motors. This easy to install ignition uses the  stock rotor cup. The entire unit hides under the cam cover for a clean look. Fits Big Twin 1970-1999, and Sportster 1971‑1997.