NGK - Standard Spark Plug (BlackR6EKU) Options:BlackR6EKU Billet clutch cover for improved

Billet clutch cover for improved durability and a factory look

wide viscosity range

Two different flasher holes for both OEM and 8mm flashers

more protected lower arm but still want a soft elbow pad feel

NGK - Standard Spark Plug (BlackR6EKU) Options:BlackR6EKU Billet clutch cover for improvedNGK standard plugs are constructed for longer life and optimum performance. Trivalent metal plating provides superior anti corrosion and anti seizing properties. Corrugated ribs prevent flashover. Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer. Copper core aids in heat removal. Triple seals prevent leakage