1995 Johnson/Evinrude Outboards 9.9, 15 four-stroke Service Manual, Page 75Get this manual

1995 Johnson/Evinrude Outboards 9.9, 15 four-stroke Service Manual, Page 75

Spark Plug Information The spark plugs should be removed and examinedA spark plug should be replaced if the electrodes are
apply light coating of CIVIC Triple-Guard grease to the ribbed portion of the spark plug ceramic and to the opening of the
spark plug coverThis will help prevent corrosion between the spring terminal and the spark plug which can cause high tension