| Specification | Value |
|---|---|
| Hex Size | 17.5 mm |
| Units | Each |
| Heat Range | 8 |
| Product Name | Spark Plug |
| Model | RH8C |
| Ground Electrode Shape | Standard |
| Thread Reach | 11.1 mm |
| Riding Style | Street |
| Center Electrode Projection | Non-Projected |
| Terminal Configuration | Removable Nut |
| Center Electrode Type | Standard |
| Electrode Tip Material | Nickel Alloy |
| Ground Electrode Configuration | Single |
| Style | Copper Plus |
| Type | Resistor |
- Features a copper core center electrode that allows for accurate control of heat range, optimizing performance and longevity of the spark plug
- Patented SAC-9 semi-conductor resistor for maximum EMI and RFI suppression
- Patented Ultraseal coated shell for rust prevention
- Made in the USA
FITMENTS
| Year | Make | Model |
|---|---|---|
| 1959-1971 | Harley-Davidson | XLH900 |
| 1972-1978 | Harley-Davidson | XLH1000 |
| 1958-1978 | Harley-Davidson | XLCH |
| 1957-1958 | Harley-Davidson | Sportster 900 XLH |
| 1977-1978 | Harley-Davidson | XLCR Cafe Racer |
| 1977-1978 | Harley-Davidson | XLT |
