| Items Included | Clips, Electrodes, Instructions, Mounting Hardware, Wires |
|---|---|
| Manufacturer Part Number | MH53-644 |
| Superseded Part Number | 53-644 |
| Vintage Part | No |
| Brand | XinDeLeiHuan |
| Type | Ignition Kit |
| Interchange Part Number | 53-644 |
| Manufacturer Warranty | 1 Year |
| Wiring Harness Length | 58 in |
| Features | Dynamic Ignition Time Adjustment, Easy Installation, Programmable |
| Sensor Body Diameter | 2.6 in |
| Finish | Zinc Plated |
| Country of Origin | China |
| Performance Part | Yes |
Check the listing for details. 53-644 Programmable Ignition Module Fit Harley sportster single fire Big 1970-99. Condition: New, Made in China. Listed at 55.99 USD. Suitable for 1970–1999 Carbureted Big Twin and 1971–2003 Sportster (except 1200S Sport) models. Not compatible with EFI systems. Adjustable Settings: Multiple selectable advance curves, rev limit options, and single/dual fire modes for flexible setup.