Description
10-SC446 Exhaust Valve Seat Powd Metal 44.6mm Evo Big Twin 84-99/Xl
Elevate your engine’s performance with the 10-SC446 Exhaust Valve Seat, specifically designed for the Evo Big Twin models from 1984 to 1999 and XL series. This high-quality valve seat is an essential upgrade for any serious rider or mechanic.
Key Features:
- Proprietary Seat Material: Crafted using Kibblewhite’s exclusive powder metal technology, ensuring compatibility with both leaded and unleaded fuels, as well as methanol and ethanol blends.
- Exceptional Thermal Characteristics: Designed to withstand high temperatures, promoting durability and longevity in harsh operating conditions.
- Microwelding Resistance: Prevents the common issue of seat and valve face recession, maintaining optimal performance over time.
- Easy Installation: The leading edge features a generous radius, making the installation process straightforward and efficient.
Upgrade your motorcycle’s exhaust system with the 10-SC446 Exhaust Valve Seat, engineered for performance and reliability. Experience improved engine efficiency and reliability, making every ride an exceptional experience.






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