Kibblewhite Precision 20-4197-1 Black Diamond Exhaust Valve - Oversize (41.40mm)

Black Diamond valves feature one-piece stainless steel construction with stellite tips and special impregnation to improve wear properties and reduce friction. Sold individually Head Diameter: 41.40mm / 1.630in. Stem Diameter: 8.6mm / 0.3384in. Tulip: 29deg. Length: 3.512in. Material: Black Diamond Stainless. Coating: Black Nitroneg. Quantity: Pkg. of 1.