BOYESEN model 688 motorcycle reeds are designed with dual-stage reeds to support faster opening and closing, greater low-pressure response, increased velocity and greater flow area. This reed design provides a minor change intended to deliver major horsepower improvements while supporting longer overall life.
The reeds are designed for applications where responsive throttle performance and increased airflow are desired. The product data states that there is no engine damage if the reeds break. Manufacturer and vendor part number: BOYESEN 688. The listed size is 14.35 inches.
Fitment includes the 2003, 2004, 2005 and 2006 Kawasaki KFX 80, as well as the 1999 Kawasaki KX250. Verify the vehicle year and model before ordering to confirm application suitability.
Features:
- Dual-stage reeds
- Minor change intended to provide major horsepower improvements
- Faster opening and closing
- Greater low-pressure, low-throttle response
- Greater velocity
- Greater flow area
- Longer overall life
- No engine damage if broken
- Fits 2003–2006 Kawasaki KFX 80
- Fits 1999 Kawasaki KX250
Fitment:
1999 Kawasaki KX250
2003 Kawasaki KFX 80
2004 Kawasaki KFX 80
2005 Kawasaki KFX 80
2006 Kawasaki KFX 80