Spark Plug Service - Honda GXV120 Owner's Manual

SERVICING YOUR ENGINE
SPARK PLUG SERVICE
Recommended spark plugs: BP5ES, BPR5ES (NGK)
I-iEiZl
WIGEP-U, WIGEPR-U (DENSO)
An incorrect spark plug can cause engine damage.
1. Disconnect the spark plug cap, and remove any dirt from around the
spark plug area.
2. Remove the spark plug with a 13/16-inch spark plug wrench.
3. Inspect the spark plug. Replace it
if the electrodes are worn, or if the
insulator is cracked or chipped.
Clean the spark plug with a wire
brush if you are going to reuse it.
4. Measure the spark plug electrode
gap with a suitable gauge.
The
g a p s h o u l d b e 0.028-0.031 i n
(0.70-0.80 mm). Correct the gap,
if necessary, by carefully bending
the side electrode. ,
5. Install the spark plug carefully,
by
hand, to avoid cross-threading.
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