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60
Maintenance
Spark Plug
Checking Spark Plug
For the recommended spark plug, see
“Specifications.”
2
P. 115
Use only the recommended type of spark
plug in the recommended heat range.
1.
Remove the shroud.
2
P. 51
2.
Disconnect the spark plug cap from the
spark plug.
3.
Clean any dirt from around the spark
plug base.
4.
Remove the spark plug using the spark
plug wrench.
5.
Inspect the electrodes and center
porcelain for deposits, erosion or carbon
fouling.
u If the erosion or deposit is heavy,
replace the plug.
u Clean a carbon or wet-fouled plug
with a plug cleaner, otherwise use a
wire brush.
6.
Check the spark plug gap using a wire-
type feeler gauge.
u If adjustment is necessary, bend the
side electrode carefully.
NOTICE
Using a spark plug with an improper heat range can
cause engine damage.
The gap should be:
0.031 to 0.035 in (0.80 to 0.90 mm)
Side
electrode
Spark plug gap
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