NGK 2147 BUZHW SURFACE GAP SPARK PLUG (1.3MM GAP)

Surface Gap Plugs are Nearly Immune to Pre-Ignition, and Usually Require a Special High Energy Ignition System. They Can be Susceptible to Fouling, Especially in bColder Applications, but May be Necessary in High Compression Applications.

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