KPMI, Black Diamond valve, exhaust. STD

Standard size replacement. Dimensions: 1.750" head dia. x 0.3760" stem dia. x 3.820" 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. Repl. 18082-57.

48-65 Panhead, 66-84 Shovelhead

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