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MAINTENANCE
1.0 – 1.3 mm
(0.039 – 0.051 in)
WASHER
INSULATOR
8. Measure the plug gaps with a
wire-type feeler gauge.
The gaps should be 1.0 – 1.3 mm
(0.039 – 0.051 in). If the gap is out
of the specification, replace the
plug with a new one. Never try to
readjust the gap.
9. Thread the plugs in by hand to
prevent cross threading.
10. After the spark plugs are seated,
tighten with a spark plug wrench
to compress the washers.
88
If installing new spark plugs, tighten
1/2 turn after the spark plugs seat to
compress the washers.
If reinstalling used spark plugs,
tighten 1/8 – 1/4 turn after the spark
plugs seat to compress the washers.
The spark plugs must be securely
tightened. An improperly tightened
plug can become very hot and may
cause engine damage.
11.Install the ignition coil. Reinstall
the bolt.
12.Push the wire connector onto the
ignition coil. Make sure it locks in
place.
13.Repeat this procedure for the other
five spark plugs.
14.Reinstall the covers. When
reinstalling the covers, make sure
not to jam the wire harnesses in
between the covers and engine
case.
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