S&S CYCLE - 550-0502 - HI-4N Ignition Module Kit - Harley-Davidson
For riders who demand quality in every component, the S&S CYCLE 550-0502 is an ignition kit built to the standards that experienced powersports enthusiasts recognize the moment they put it in their hands. More power than the stock ignition. Single-fire and dual-fire function built into a single module, giving you a level of quality that holds up across the full service life of the component. 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. Whatever the application demands, the 550-0502 gives you a component built to meet it. Sold as a complete kit.
Features
- 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
Specs
- Units: Kit
- Color/Finish: Gray
- Color/Finish: Black
- Features: Programmable
- Product Name: Ignition Kit
- For Make: Harley Davidson®
- Riding Style: Street
Frequently Asked Questions - S&S CYCLE - 550-0502 - HI-4N Ignition Module Kit - Harley-Davidson
How do I know if this part fits my vehicle?
Check the fitment information listed on this page against your exact year, make, model, and (where applicable) trim, engine size, or configuration. If your exact vehicle isn't listed, or you're not sure, use the product chat on this page or contact our support team before ordering - we're glad to help confirm fitment.
What does it mean if a product is listed as universal fit?
Universal fit means the product is designed to work across a range of vehicles, not that it's guaranteed to fit every one. Compare the listed measurements, mounting requirements, and connector or hardware specs against your specific vehicle before ordering, since some installations may need additional hardware or minor fabrication.
Where can I find installation instructions for this product?
General installation notes are provided above where available. For detailed step-by-step instructions, refer to the manufacturer's documentation included with the product, or use the product chat on this page for questions about difficulty, required tools, or whether professional installation is recommended.
What if I have more questions about this product?
Use the product chat on this page for fitment, specs, installation, and compatibility questions, or contact our support team directly for help before you order.
