NGK SPARK PLUGS SPARK PLUGS SPARK PLUG NGK ER9EH

Superior construction for serious power NGK makes plugs for almost every application and riding style Versatile plugs with wide operating heat ranges prevent fouling from running too cool and preignition from running too hot Feature high alumina ceramics for improved heat dissipation and electrical insulation, deep-seated copper core for a wider heat range and a nickel alloy tip for longer life SPARK PLUGS Resistor Spark Plug SPARK PLUG NGK ER9EH