Race-Grade Titanium Performance
The Pro-X 28.1348-1 Titanium Exhaust Valve is engineered for the high-demand environment of the Honda CRF250R engine. Forged from a specialized Ti3Al titanium alloy, these valves are designed to exceed OEM specifications for strength and thermal stability at peak RPMs.
Key Technical Features:
- Forged One-Piece Design: Enhanced grain flow and superior structural integrity compared to multi-piece valves.
- CrN (Chromium Nitride) Coating: Provides extreme surface hardness and significantly reduces friction between the valve and guide.
- High-Temp Stability: Maintains precise tolerances under the extreme heat of motocross racing.
- OEM Compatible: Designed to work seamlessly with factory retainers, bases, and seals.
Manufacturer Part Number: 28.1348-1
Vehicle Fitment:
This valve is a precision fit for the following models:
- Honda CRF250R: 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
- Honda CRF250RX: 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
Pro-X Maintenance Note: The CRF250R requires two (2) exhaust valves for a complete cylinder head service. It is highly recommended to replace valve seals and check spring tension whenever installing new titanium valves.
