CONTENTS
FAULTY COMPONENTS
ACCESSORIES AND MISC.

SPARK PLUGS DISCOLORED OR DEFECTIVE

OPEN DEFECTIVE INSULATOR OR ELECTRODES
OPEN WET, OILY COATING
OPEN SHINY YELLOW OR TAN COATING
OPEN CLEAN, OFTEN-BLISTERED INSULATOR
OPEN DRY, SOFT, BLACK, SOOTY DEPOSITS
OPEN LIGHT TAN OR GRAYISH-WHITE DEPOSITS

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