Description
Features
- The under-the-float-bowl location of the fuel screw makes it next to impossible to reach
- Pro Circuit's fuel mixture screw can be turned by hand (without the use of tools)
- Fits 4-strokes with Keihin pumper carburetors (FCR)
- Includes O-ring (spring not included)
| Position | Notes | |||
|---|---|---|---|---|
| 2001-2013 | Yamaha | WR250F | - | - |
| 2003-2009 | Yamaha | WR450F | - | - |
| 2001-2013 | Yamaha | YZ250F | - | - |
| 2003-2009 | Yamaha | YZ450F | - | - |
| 2000-2002 | Yamaha | YZ426F | - | - |
| 2001-2002 | Yamaha | WR426F | - | - |
| 2005-2009 | Honda | CRF450X | - | - |
| 2004-2009 | Honda | CRF250X | - | - |
| 2004-2009 | Honda | CRF250R | - | - |
| 2002-2009 | Honda | CRF450R | - | - |
| 2004-2009 | Suzuki | RMZ250 | - | - |
| 2005-2007 | Suzuki | RMZ450 | - | - |
| 2008-2009 | Kawasaki | KLX450R | - | - |
| 2004-2009 | Kawasaki | KX250F | - | - |
| 2006-2009 | Kawasaki | KX450F | - | - |
| 2003-2005 | KTM | 450 MXC Racing 4-Stroke | - | - |
| 2006-2007 | KTM | 525 XC Racing 4-Stroke | - | - |
| 2003-2007 | KTM | 525 EXC | - | - |
| 2003-2005 | KTM | 525 MXC | - | - |
| 2003-2007 | KTM | 450 EXC Racing 4-Stroke | - | - |
| 2003 | KTM | 520 SX Racing 4-Stroke | - | - |
| 2003-2006 | KTM | 450 SX Racing 4-Stroke | - | - |
| 2003-2006 | KTM | 525 SX | - | - |
| 2006 | KTM | 525 MXC Racing 4-Stroke | - | - |
| 2003 | KTM | 520 EXC Racing 4-Stroke | - | - |
| 2006-2007 | KTM | 450 XC Racing 4-Stroke | - | - |
| 2003 | KTM | 520 MXC Racing 4-Stroke | - | - |
