- Precision-machined from copper based C63000 nickel-aluminum bronze
- Compatible with no-lead fuel and accept any type of valve-stem material
- Provide maximum service with chromed valve stems
- Feature a tapered nose design for maximum bearing service and minimal port obstruction; improves flow characteristics
- 1.770" overall length, .5750" top diameter, accept OEM-style top hat valve seals (sold separately)
- Accept OEM lower collar
- OEM style
- Made in the USA
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 1978-1983 | Harley-Davidson | Roadster XLS | |
| 1977-1978 | Harley-Davidson | Sportster 1000 Touring XLT | |
| 1972-1979 | Harley-Davidson | Sportster 1000 XLCH | |
| 1972-1983 | Harley-Davidson | Sportster 1000 XLH | |
| 1970-1971 | Harley-Davidson | Sportster 883 XLCH | |
| 1957-1959 | Harley-Davidson | Sportster XL | |
| 1958 | Harley-Davidson | Sportster XLC | |
| 1958-1959 | Harley-Davidson | Sportster XLCH | |
| 1960-1969 | Harley-Davidson | Sportster XLCH55 | |
| 1958-1971 | Harley-Davidson | Sportster XLH | |