Kibblewhite High Chrome Valve Seats 2.070" OD X 1.610" ID X 0.450" H Evolution Big Twin Cam XL (except RH) - 10-HC526 For Harley Motorcycles 1966-2017 Product Type_Exhaust Systems Laser-etched markings for easy size

Laser-etched markings for easy size identification

Adjustable foot base to accommodate a wide variety of heights

and can't be removed without one

the Rev3 kit may not be a direct bolt on installation due to space limitations on the stock handlebar

Kibblewhite High Chrome Valve Seats 2.070" OD X 1.610" ID X 0.450" H Evolution Big Twin Cam XL (except RH) - 10-HC526 For Harley Motorcycles 1966-2017 Product Type_Exhaust Systems Laser-etched markings for easy sizeFeatures 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