One-piece stainless-steel, stellite-tipped valves impregnated by a special nitrided process with .002" depth and .0002" surface buildup to improve wear properties and reduce frictionThis process...
More focused ignition to prevent fouling than leading standard plug.6mm finewire design with Sport V-trim ground electrode engineered to offer improved ignitability and durability over a standard...
More focused ignition to prevent fouling than leading standard plug.6mm finewire design with Sport V-trim ground electrode engineered to offer improved ignitability and durability over a standard...
Designed for a sharper, leaner spark with tapered nickel/chrome alloy tip and copper center electrodeMade in the U.S.A. Harley-Davidson -- Duo Glide FL -- (1962, 1964, 1960, 1958, 1961, 1959, 1963);...