Features:
- Dual stage reeds
- Minor change gives major H.P. improvements
- Faster opening and closing
- Greater low pressure (Low-throttle) response
- Greater velocity and flow area
- Longer overall life
- No engine damage if broken
Fits:
Husqvarna_CR250 1973 to 1981
Husqvarna_WR 250 1973 to 1974
Husqvarna_WR 250 1976 to 1981