Description
Features
- Greater low-pressure (Low-throttle) response
- Greater velocity
- Faster opening and closing
- Greater flow area
- Minor change gives major H.P. improvements
- Longer overall life
- Dual stage reeds
- No engine damage if broken
| 1984 | Honda | CR60R |
| 1983 | Honda | CR60R |
| 1985 | Honda | CR80R |
| 1984 | Honda | CR80R |
| 1983 | Honda | CR80R |
| 1982 | Honda | CR80R |
| 1981 | Yamaha | It125 |
| 1980 | Yamaha | It125 |
| 1979 | Yamaha | It175 |
| 1978 | Yamaha | It175 |
| 1977 | Yamaha | It175 |
| 1983 | Yamaha | YZ100 |
| 1982 | Yamaha | YZ100 |
| 1981 | Yamaha | YZ100 |
| 1980 | Yamaha | YZ100 |
| 1979 | Yamaha | YZ100 |
| 1978 | Yamaha | YZ100 |
| 1977 | Yamaha | YZ100 |
| 1976 | Yamaha | YZ100 |
| 1979 | Yamaha | YZ125 |
| 1978 | Yamaha | YZ125 |
| 1977 | Yamaha | YZ125 |
| 1976 | Yamaha | YZ125 |
| 1975 | Yamaha | YZ125 |
| 1976 | Yamaha | YZ175 |
| 1984 | Yamaha | YZ80 |
| 1983 | Yamaha | YZ80 |
| 1982 | Yamaha | YZ80 |
| 1981 | Yamaha | YZ80 |
| 1980 | Yamaha | YZ80 |
