Description
2023-2026 Yamaha YZ450F Dynamic Oversize +1.5mm Titanium Exhaust Valves A redesigned tulip-shape and larger diameter improve exhaust scavenging and flow characteristics, resulting in significant gains for mid to top-end power and engine response.
Product Features:
- Exhaust Valves: Diameter increased to 32mm (+1.5mm)
- Material: Made in the USA with high-quality titanium for exceptional strength and longevity.
- Compatibility: Works with OEM valve seat diameter – CNC valve seat recut required for larger valve
- Design: Proprietary tulip shapes and margin shapes specifically designed to improve airflow across all RPMs as well as increase piston to valve clearance!
- Durability: Built to withstand the harshest conditions of modern racing
For the best results, we recommend using this valve kit with a properly ported head to fully unlock its potential.
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