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Description
Kit contains additional contacts and gaskets to cover all models
Technical Specifications
- MFG. Part Number 79-1101
Vehicle Information
Harley-Davidson Sportster 1000 Motorcycle - Street (1972-1985)
The Harley-Davidson Sportster 1000, affectionately known as the "Ironhead" due to its cast-iron cylinder heads, was a prominent model produced from 1972 to 1985. This air-cooled, 45-degree overhead-valve (OHV) V-twin motorcycle, with a displacement of 997 cc (commonly rounded to 1000 cc), was a cornerstone of Harley-Davidson's lineup. Throughout its production, it featured a reliable 4-speed manual transmission. Key trims included the standard XLH 1000, the competition-oriented XLCH (until 1979), the unique XLCR Cafe Racer (1977-1979), the touring-focused XLS Roadster (from 1979), and the performance-driven XR-1000 (1983-1984). During its 13-year run, the Sportster 1000 underwent several notable updates. The 1972 model year saw the engine displacement increase to 997 cc and the introduction of a front disc brake. In 1975, the gear shifter moved from the right to the left side due to regulations. Later changes included a new, stronger frame in 1982, the introduction of a spin-on oil filter, and the discontinuation of the kick-start only XLCH model in 1979, making all subsequent Sportsters electric-start. These modifications adapted the Ironhead to evolving market demands and regulations until its replacement by the Evolution engine in 1986. FAQ:
Q: How can I ensure parts fit my Sportster 1000?
A: To guarantee compatibility, please use our year and model selector on this page. Q: Is my Sportster 1000 liquid-cooled?
R: No, all Sportster 1000 models from 1972 to 1985 are air-cooled.
Maintenance
| Component | Interval | Details |
| Engine Oil & Oil Filter | 1,600 km (initial break-in), then every 8,000 km or annually | Replace engine oil and filter. |
| Drive System (Chain) | 1,600 km, then every 8,000 km | Inspect and adjust primary chain and rear drive chain. Models from this period use a chain, not a belt. |
| Spark Plugs | Inspect at 1,600 km, replace every 16,000 km | |
| Air Filter | 1,600 km, then every 8,000 km | Inspect and service (clean or replace as required). |
| Coolant | Not applicable | Harley-Davidson Sportster 1000 models from 1972 to 1985 are air-cooled and do not use coolant. |