KPMI, Black Diamond intake/exhaust valve

37-48 74/80 (1200/1300cc) UL Flathead (NU)

Standard size replacement. Dimensions: 1.930" head dia. x 0.3715" stem dia. x 6.280" Overall length. KPMI valves are manufactured in the U.S.A. by a dedicated staff and personnel with hands-on experience in stock and high performance. Quality materials and the latest CNC and 3-D computer modelling equipment make sure each and every Kibblewhite Precision Machining valve train component is top of the line. All Black Diamond valves are one-piece Stainless Steel forgings with a black nitrided finish.