S&S CYCLE HI-4N Ignition Module — Gray – 70-86 Big Twin, 79-98 Touring, 85-99 Softail, 91-99 Dyna, 82-94 FXR, 99 CVO, 84 Police, 70-85 Sportster

The HI-4N ignition module combines single-fire and dual-fire functions in one compact unit for flexible ignition control.

• Single-fire and dual-fire function built into a single module
• All-metal housing for improved heat dissipation
• Ignition advance and timing degree markings on the metal flange
• Sensor housings contain advanced flux concentrators with high-temperature-resistant samarium/cobalt magnets for accurate, reliable ignition triggering
• Electronics are fully enclosed to resist vibration, moisture and dirt
• Four rotary switches for ignition mode selection, advance rate, and rev limit
• Made in the U.S.A., not for fuel-injected models

Durable ignition solution with clear timing reference and sealed electronics for dependable performance. ⚡