ZIRCONIA ENHANCED

INSULATOR

Provides self adjusting temperature for maximum anti-fouling performance.

TRIPLE COATED

SHELL

Special anti-seizing coating for easy spark plug removal.

EXCLUSIVE CHROMIUM-NICKEL GROUND ELECTRODE

Superior erosion resistance during millions of sparks.

With gasket

TIGHTEN

1/2 TURN

TIGHTEN 1/2

TURN

Without gasket

TIGHTEN

1/16 TURN

PATENTED SEMICONDUCTOR SUPRESSOR

Eliminates radio frequency interference in both electronic engine management and audio systems.