KIBBLEWHITE Valve Seat 10-HC440

If you're running titanium valves in a high-performance engine, your valve seats need to keep up—and that's exactly what KIBBLEWHITE's copper-based design delivers. These seats excel at heat dissipation and wear resistance, proven through years of R&D across everything from single-cylinder dirt bikes to multi-cylinder street machines and European 4-strokes. Whether you're building a race engine or a high-revving street motor, you need seats that won't compromise reliability or performance.

• Copper-based material
• Titanium valve compatible
• Superior thermal conductivity
• Corrosion and wear resistant
• Two-year KPMI R&D verified
• Tested 4- and 5-valve
• Street and racing proven
• Excellent machinability
• U.S.A. manufactured
• MPN: 10-HC440