S&S HI-4N Ignition Module Kit - '70-'99 Harley-Davidson

The S&S HI-4N Ignition Module Kit gives you reliable spark and better starting.

Fits Harley-Davidson models from 1970-1999. Check the fitment chart below to confirm your exact year and model.

• More power than the stock ignition
• Single-fire and dual-fire function built into a single module
• All-metal housing provides improved heat dissipation
• Ignition advance and timing degree markings are on the metal flange
• Convenient cable notch in the housing makes installation easier and prevents damage to the cable
• Sensor and magnet housings are built into the all-metal back plate to protect the sensors from damage during installation
• 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
• All electronics are mounted directly to the metal housing, which acts as a heat sink
• Four rotary switches for ignition mode selection, advance rate, and rev limit
• Switches provide accurate, repeatable settings
• Includes ignition module, S&S ignition coil and correct-length spark plug wires
• Made in the USA
• Not for fuel-injected models