Harley Davidson Gold Spark Plugs 10R12X XR models-27794-08

Fits '08-'12 XR models.

A special thread and shell coating ensures quick and easy removal from aluminum heads and resists corrosion.

Gold palladium insert extends life and improves resistance to corrosion

Tapered tip provides better spark exposure to air/fuel mixture and allows the mixture to flow more easily through gap area for maximum combustibility

Fouling resistance is improved with smaller diameter center electrode wire and insulator tip

Copper-cored ground electrode runs cooler for extended life

Anti-seize coating on threads

Anti-seize coating on threads

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