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Superior construction for serious powerNGK makes plugs for almost any type of application and riding styleVersatile plugs with wide operating heat ranges prevent fouling from running too cool and preignition from running too hot

Superior construction for serious powerNGK makes plugs for almost any type of application and riding styleVersatile plugs with wide operating heat ranges prevent fouling from running too cool and preignition from running too hot

Superior construction for serious powerNGK makes plugs for almost any type of application and riding styleVersatile plugs with wide operating heat ranges prevent fouling from running too cool and preignition from running too hot

Superior construction for serious powerNGK makes plugs for almost any type of application and riding styleVersatile plugs with wide operating heat ranges prevent fouling from running too cool and preignition from running too hot

Superior construction for serious powerNGK makes plugs for almost any type of application and riding styleVersatile plugs with wide operating heat ranges prevent fouling from running too cool and preignition from running too hot

Superior construction for serious powerNGK makes plugs for almost any type of application and riding styleVersatile plugs with wide operating heat ranges prevent fouling from running too cool and preignition from running too hot

Superior construction for serious powerNGK makes plugs for almost any type of application and riding styleVersatile plugs with wide operating heat ranges prevent fouling from running too cool and preignition from running too hot

Superior construction for serious powerNGK makes plugs for almost any type of application and riding styleVersatile plugs with wide operating heat ranges prevent fouling from running too cool and preignition from running too hot

Superior construction for serious powerNGK makes plugs for almost any type of application and riding styleVersatile plugs with wide operating heat ranges prevent fouling from running too cool and preignition from running too hot

Stainless steel, forged one piece constructionExtremely light and fast flowingChromed stems and stellite tipsSpecial thick margins and modified radiusFully swirl polishedBlack nitride coating allows a higher resistance to wear along with reducing...

Stainless steel valves are manufactured to exacting tolerances from the highest-grade material; coated for longevity and peak performance

Stage 1: Dual cam engine.Intake and exhaust cams sold separately.No bottom-end loss with strong mid-range to top-end gains.Cam uses stock auto-decompression mechanism.Uses stock valve springs.