NGK 3188 JR9B NICKEL SPARK PLUG

Superior construction for serious power

NGK makes plugs for almost any type of application and riding style

Versatile plugs with wide operating heat ranges prevent fouling from running too cool and preignition from running too hot

Features include 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