SERVICING YOUR HONDA OUTBOARD MOTOR
6. Check that the spark plug washer is in good condition, and thread the spark
plug in by hand to prevent cross-threading.
7. After the spark plug is seated, tighten with a spark plug wrench to compress
the washer.
If installing a new spark plug, tighten 112 turn after the spark plug seats to
compress the washers. If reinstalling a used spark plug, tighten l/8-1/4 turn
after the spark plug seats to compress the washer.
8. Install the engine cover.
(1
l
The spark plug must be securely tightened. An improperly tightened plug
can become very hot and may cause engine damage.
l
Use only the recommended spark plug or equivalent. A spark plug which
has an improper heat range may cause engine damage.
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