Kibblewhite 10-HC478 High Chrome Alloy Valve Seat OD - 1.882

The Kibblewhite 10-HC478 is a precision-engineered valve seat constructed from KPMI® High Chrome Alloy, designed for superior performance in gasoline and diesel engine rebuilds. This 1.882" outer diameter valve seat offers exceptional durability and longevity in demanding engine environments.

Key Features:

• High chrome alloy construction with 18-22% chromium content for outstanding resistance to abrasion, corrosion, and high-temperature deformation
• 1-2% nickel content enhances corrosion resistance and material toughness under extreme operating conditions
• Machined from solid bar stock and precision-ground to exacting tolerances for optimal valve sealing
• Superior alternative to powder metal valve seats with better machinability and structural integrity
• Machines as a continuous chip for easier installation and custom fitting
• KPMI® proprietary alloy formulation ensures consistent quality and performance

Kibblewhite precision valve seats are trusted by professional engine builders and performance enthusiasts for their reliability and longevity. The high chrome alloy composition makes these seats ideal for high-performance applications, racing engines, and heavy-duty rebuilds where valve seat durability is critical.