Kibblewhite Valve Seat - 10-HC447 For Harley Motorcycles 1986-2026 custom dynamics Our proprietary use of these

Our proprietary use of these rubber isolators drastically reduces the amount of unwanted leverage being placed on the bushings

For use with OE HD hydraulic system

Master cylinders have clearance for all 1-1/4” handlebars

The sculpting of the seat not only creates a smart style

Kibblewhite Valve Seat - 10-HC447 For Harley Motorcycles 1986-2026 custom dynamics Our proprietary use of theseFeatures Copper based material designed specifically for use with titanium valves in high performance applications Give the seat excellent thermal characteristics as well as resistance to corrosion and wear These seats are the result of a two year KPMI R&D effort during which we recorded and verified results with 4 and 5 valve singles, multi cylinder street bikes, and British and European 4 strokes In each test the wear, thermal conductivity and