Description
Features
- Laboratory flow analysis proves Boyesen® dual-stage reeds out-perform standard reeds
- They permit greater flow velocity over the entire range of operating pressures
- Increased performance from start-up to top acceleration
| Position | Notes | |||
|---|---|---|---|---|
| 1976, 1977, 1978, 1979, 1980, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2013, 2014 | Yamaha | MX 250 | - | - |
| 1974-1977 | Yamaha | YZ250 | - | - |
| 1973-1975 | Yamaha | MX250 | - | - |
| 1976-1978 | Yamaha | YZ400 | - | - |
| 1975-1976 | Yamaha | DT400 | - | - |
| 1973-1974 | Yamaha | SC500 | - | - |
| 1973 | Yamaha | DT 360 | - | - |
| 1976-1978 | Yamaha | IT400 | - | - |
| 1975 | Yamaha | MX400 | - | - |
| 1974 | Yamaha | DT360 | - | - |
| 1974-1975 | Yamaha | YZ360 | - | - |
| 1974-1975 | Yamaha | DT250 | - | - |
| 1978-1992 | Honda | CR125R | - | - |
| 1982 | Honda | XR500R | - | - |
| 1987-1988 | Suzuki | RM125 | - | - |