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Factory Effex Fuel Adjustment Screw Yamaha / Honda / Kawasaki / Suzuki



This item is available as a Blem/Refurb. These are items that cannot be sold as "New" merchandise and are limited to stock on hand. See the product details for a description of the product's condition.

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This product is legal in California only for racing vehicles which may never be used, registered or licensed for use upon a highway.

Factory Effex Fuel Adjustment Screw Yamaha / Honda / Kawasaki / Suzuki

The Factory Effex Fuel Adjuster Screw makes dialing in your carb quick and simple thanks to the easy to grasp numbered knob. Made from CNC machined 6061 aluminum for precise adjustments and a factory finish.


  • Allows for tool-less carb adjustments
  • Constructed from 6061 CNC machined aluminum
  • Compatible with Keihin FCR carburetors
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This product is vehicle specific. Click here to select your vehicle to ensure fitment.

This Product Fits:

CRF150R 2007-2023
CRF150R Expert 2012-2023
CRF250R 2004-2009
CRF250X 2004-2009
CRF450R 2002-2008
CRF450X 2005, 2006, 2007, 2008, 2009
KLX450R 2008
KX250F 2004, 2005, 2006, 2007, 2008
KX450F 2006, 2007, 2008
RMZ250 2004, 2005, 2006, 2007, 2008
RMZ450 2005, 2006, 2007
WR250F 2001-2009
WR426F 2001, 2002
WR450F 2003-2009
YZ250F 2001-2009
YZ426F 2000, 2001, 2002
YZ450F 2003-2009
Product Style Item # Store SKU Manufacturer Product # Availability
Product Style Red Item # 1061780 Store SKU Manufacturer Product # 17-36030 Availability In Stock: Ships next business day
Product Style Blue Item # 1061781 Store SKU Manufacturer Product # 17-36020 Availability Only 2 Left: Ships next business day
Product Style Magnesium Item # 1061782 Store SKU Manufacturer Product # 1236000/12-36000 Availability Available: Ships in 5-7 business days
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