All Balls Racing ABR46-2003 Hot Start Plunger Repair Kit for Yamaha WR250F, WR450F, YZ250F and YZ450F

• Includes all necessary O-rings, springs, and hardware needed to repair your hot start plunger

Restore reliable hot-start performance with the All Balls Racing ABR46-2003 Hot Start Plunger Repair Kit. Designed for select Yamaha powersports applications, this kit provides the essential replacement components needed to service and repair a hot start plunger assembly. It is a practical solution for addressing worn, damaged, or missing internal hardware during carburetor maintenance.

The All Balls Racing ABR46-2003 kit includes the necessary O-rings, springs, and hardware for the repair. Replacing these service components can help maintain proper plunger operation, improve starting performance when the engine is warm, and support consistent carburetor function. Components are supplied as a complete repair solution for the specified fitments, helping simplify installation and reduce the need to source individual pieces.

This hot start plunger kit fits select 2003–2005 Yamaha WR250F, WR450F, YZ250F, and YZ450F models. Confirm the motorcycle model and year before ordering to ensure proper compatibility. The kit is intended for powersports service applications and is sold as one complete repair kit. All Balls Racing part number ABR46-2003 identifies the specific replacement kit for these Yamaha applications.

Features:

• Complete Repair Kit: Includes the O-rings, springs, and hardware needed to repair the hot start plunger.
• Restored Hot-Start Function: Helps maintain proper plunger operation for improved warm-engine starting performance.
• Application-Specific Design: Developed for select Yamaha WR250F, WR450F, YZ250F, and YZ450F models.
• Service-Friendly Solution: Provides replacement components in one kit to simplify carburetor maintenance and repair.

Fitments:
2003 Yamaha WR250F Base
2003 Yamaha WR450F Base
2003 Yamaha YZ250F Base
2003 Yamaha YZ450F Base
2004 Yamaha WR250F Base
2004 Yamaha WR450F Base
2004 Yamaha YZ250F Base
2004 Yamaha YZ450F Base
2005 Yamaha WR250F Base
2005 Yamaha WR450F Base
2005 Yamaha YZ250F Base
2005 Yamaha YZ450F Base
2006 Yamaha WR250F Base
2006 Yamaha WR450F Base
2006 Yamaha YZ250F Base
2006 Yamaha YZ450F Base
2007 Yamaha WR250F Base
2007 Yamaha WR450F Base
2007 Yamaha YZ250F Base
2007 Yamaha YZ450F Base
2008 Yamaha WR250F Base
2008 Yamaha WR450F Base
2008 Yamaha YZ250F Base
2008 Yamaha YZ450F Base
2009 Yamaha WR250F Base
2009 Yamaha WR450F Base
2009 Yamaha YZ250F Base
2009 Yamaha YZ450F Base
2010 Yamaha WR250F Base
2010 Yamaha WR450F Base
2010 Yamaha YZ250F Base
2011 Yamaha WR250F Base
2011 Yamaha WR450F Base
2011 Yamaha YZ250F Base
2012 Yamaha WR250F Base
2012 Yamaha YZ250F Base
2013 Yamaha WR250F Base
2013 Yamaha YZ250F Base
2014 Yamaha WR250F Base

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: powersports
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1