Description
The Del West Titanium Valve Kit is a significant performance and durability upgrade for the 2019-2026 Yamaha YZ250F, designed for serious racers and enthusiasts alike. This complete kit includes a total of four valves: two titanium exhaust valves and two titanium intake valves, engineered for optimal airflow and longevity.
Product Features:
- Exhaust Valves: 25mm – Standard Diameter
- Intake Valves: 31mm – Standard Diameter
- Material: Made in the USA with high-quality titanium for exceptional strength and longevity.
- Coating: Proprietary CRN coating applied by Del West in-house.
- Design: Proprietary tulip shapes and margin shapes specifically designed to improve airflow across all RPMs and increase piston-to-valve clearance.
- Durability: Built to withstand the harshest conditions of motocross racing.
Del West’s Titanium Intake Valves are engineered using advanced racing technology and manufactured to rigorous specifications by Del West, a leader in F-1 racing valve technology. Each intake valve is CNC-machined and precision ground from high-quality titanium. Additionally, every valve is treated with a thermal-nitride coating to enhance performance, durability, and reduce wear.



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