Description
Product Overview
Upgrade your Yamaha motorcycle with the V Force 4 V4144 Vforce 4 Reed Valve Kit. Designed for a wide range of models—including the YFZ350, YFZ 350, RX135, RXZ135, RXZ, Z125, Banshee 350, and RD350—this kit delivers superior throttle response, smoother power delivery, and increased durability for both street and track use.
Key Highlights
- ✅ High‑Performance Reeds: Precision‑cut reeds that reduce lag and improve throttle feel.
- ✅ Premium Materials: Stainless steel housing with a heat‑resistant coating for extended life.
- ✅ Easy Installation: Comes with all necessary hardware and a quick‑start guide.
- ✅ Wide Compatibility: Fits Yamaha YFZ350, YFZ 350, RX135, RXZ135, RXZ, Z125, Banshee 350, RD350, and V Force models.
- ✅ Improved Fuel Efficiency: Optimized airflow for better combustion and fuel economy.
- ✅ Enhanced Performance: Noticeable increase in top‑end power and smoother acceleration.
Installation & Maintenance
Installing the V Force 4 Reed Valve Kit is straightforward and can be completed in under 30 minutes. The kit includes a detailed instruction sheet, all necessary bolts, and a set of precision tools. For optimal performance, replace the kit every 3,000–5,000 miles or when you notice any loss in throttle response.
Why Choose V Force?
V Force is a trusted name in motorcycle performance parts, known for rigorous testing and quality craftsmanship. By choosing the V4144 kit, you’re investing in a product that enhances your riding experience while protecting your engine’s longevity.
Order Now
Ready to feel the difference? Add the V Force 4 V4144 Reed Valve Kit to your cart today and experience smoother, more powerful rides on every mile.






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