Valve Seat - 2.135" OD x 1.750" ID x 0.400" H - Shovelhead
Contain 18% - 22% Chromium for resistance to abrasion, corrosion and deformation, Nickel content of 1% - 2% for added corrosion resistance and toughness, Machined from solid bar stock and ground to exact tolerances, Alternative to Powder Metal, Made in the USA