Factory Effex Fuel Adjustment Screw

Make carb adjustments simple and easy
Laser CNC-machined for precision
Blended 6061 aluminum construction with type 3 anodized finish
For Keihin FCR carburetors

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Vehicle Fitment

Fitment is guaranteed or your money back plus free return shipping.
Don’t waste time installing a product that doesn't fit. We worked hard ensuring that this product is an exact fit on the vehicles listed below.

CRF150R 2007-2009, 2013-2015
CRF150R Expert 2007-2009, 2012-2015
CRF250R 4-Stroke 2004-2009
CRF250X 4-Stroke 2004-2009
CRF450R 2002-2008
CRF450X 2005-2009

KLX450R 2008
KX250F 4-Stroke 2004-2008
KX450F 2006-2008

RM-Z250 2004-2008
RM-Z450 2005-2007

WR250F 2001-2009
WR426F 2001-2002
WR450F 2003-2009
YZ250F 4-Stroke 2001-2009
YZ426F 2000-2002
YZ450F 2003-2009

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Factory Effex Fuel Adjustment Screw

Select Your Vehicle - Fitment Guaranteed

Factory Effex Fuel Adjustment Screw

Vehicle Fitment

Honda

Kawasaki

Suzuki

Yamaha

Customer Reviews

Questions & Answers