10-HC447 KPMI, hard chrome valve seat. 44.62mm OD

This Kibblewhite hard chrome valve seat is a premium choice for Milwaukee-Eight engine builds, fitting 2017 to 2025 models for both intake and exhaust applications. Made in the USA, these seats are compatible with leaded and unleaded fuels, including methanol and ethanol blends. They offer exceptional thermal characteristics and are designed to resist micro-welding. The seat features an outside diameter of 44.62mm (1.757 inches), an inside diameter of 35.81mm (1.410 inches), and a height of 10.92mm (0.430 inches). With a leading edge to facilitate easier installation, these seats provide the durability and heat dissipation required for high-performance M8 heads, ensuring long-term reliability for your valvetrain.