View Cart 0 items $ 0.00
Free Shipping
on this item within
Continental USA
some restrictions apply
  • Tunable leak jet circuit maximizes volume of fuel and duration of fuel spray for any condition
  • Investment cast and finished to precise tolerances
  • High volume vertical check valve located in the QS3 for precise, consistent fuel metering
  • Stops hesitation and bog
  • Instant throttle response
  • Improved low end performance
  • Fits all Keihin FCR carbs
  • Simple bolt-on installation

 
This item fits the following models:
 
Honda CRF150R 2007 - 2021
Honda CRF150R Expert 2007 - 2019
Honda CRF250R 2004 - 2009
Honda CRF250X 2004 - 2017
Honda CRF450R 2002 - 2008
Honda CRF450X 2005 - 2017
Honda TRX450ER Electric Start 2006 - 2009
Honda TRX450R 2006 - 2009
Kawasaki KLX450R 2008 - 2009
Kawasaki KX250F 2004 - 2010
Kawasaki KX450F 2006 - 2008
KTM 250 EXC 4-Stroke 2003 - 2005
KTM 250 SX-F 2005 - 2010
KTM 250 XC-F 2007 - 2009
KTM 250 XCF-W 2006 - 2011
KTM 450 SX-F 2003 - 2009
KTM 450 XC 2008 - 2010
KTM 450 XC-F 2006 - 2009
KTM 505 SX-F 2008
KTM 505 XC-F 2008 - 2009
KTM 505SX 2007 - 2009
KTM 525 EXC 2004 - 2006
KTM 525 EXC-G 2006 - 2007
KTM 525 SX 2004 - 2006
KTM 525 XC 2004 - 2010
KTM 525 XC-G 2006 - 2007
KTM 525 XC-W 2007
KTM 530 EXC 2008 - 2011
KTM 530 EXC-R 2008 - 2011
KTM 530 XC 2008 - 2011
KTM 530 XC-W 2008 - 2011
Suzuki RMZ250 2004 - 2009
Suzuki RMZ450 2005 - 2007
Yamaha WR250F 2001 - 2013
Yamaha WR400F 1998 - 2000
Yamaha WR426F 2001 - 2002
Yamaha WR450F 2003 - 2011
Yamaha YFZ450 2004 - 2009
Yamaha YFZ450 Bill Balance Edition 2006 - 2007
Yamaha YFZ450 SE 2007 - 2008
Yamaha YZ250F 2001 - 2013
Yamaha YZ400F 1998 - 1999
Yamaha YZ426F 2000 - 2002
Yamaha YZ450F 2003 - 2009