All Balls Accelerator Pump Rebuild Kit – YFZ450 / YZ450F / WR450F / RM-Z250 / KX250F (2003-2011)
- Ships next business day
- 30-day hassle-free returns
- Call us: 541-668-7503
- Secure checkout — Pay in 4 available
✓ Fits:
- 2003-2011 Yamaha YFZ450
- 2003-2011 Yamaha YZ450F
- 2003-2011 Yamaha WR450F
✓ Features:
- Fixes throttle hesitation and bogging during acceleration
- Includes all necessary o-rings, diaphragm, spring, and screws
- Premium quality components for long-lasting reliability
- Direct OEM-style fit for quick and easy installation
- Accelerator pump diaphragm
- Mounting screws
- YFZ450: 2004–2009
✓ What's Included:
- Complete rebuild kit as specified
Ships fast from DuneGoonShop!
📦 Shipping Information
In-Stock Items:
- Most parts ship next business day
- Modquad parts: Monday–Thursday dispatch
Made-to-Order Items:
- Custom swingarms & A-arms: 2–4 weeks
- EVP exhaust systems: 2–4 weeks
Stock Guarantee: Items marked "In Stock" ship immediately. Made-to-order items are built fresh for you.
Questions? Contact us—we respond within 24 hours.
