S&S CYCLE HI-4N Ignition Module Kit - Harley Davidson 550-0502

If you're running a carbureted Harley and want reliable ignition performance without the complexity of aftermarket electronics, the S&S CYCLE HI-4N delivers proven single-fire and dual-fire capability in one compact, heat-dissipating module. Built on the foundation of the respected Crane HI-4, this all-metal ignition system gives you more spark energy than stock while staying true to classic Harley simplicity. The enclosed electronics, advanced sensor design, and user-friendly controls mean you get consistent, repeatable ignition timing tuning without guesswork.

• All-metal housing construction
• Improved heat dissipation design
• Single-fire and dual-fire modes
• Four rotary mode switches
• Adjustable advance rate
• Programmable rev limit
• Flux concentrator sensor housings
• Samarium/cobalt magnets included
• Fully sealed electronics
• Vibration and moisture resistant
• Cable-notch housing design
• Ignition advance degree markings
• Direct metal heat sink mounting
• Includes S&S ignition coil
• Pre-cut spark plug wires
• Rotor with bolt and washer
• Bolt-on installation
• Carbureted models only
• Made in the U.S.A.
• MPN: 550-0502