Honda BF5A - Spark Plug Service

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W16EPR-U (DENSO)
BPR5ES (NGK)
0.028 0.031 in (0.7 0.8 mm)
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Spark Plug Service
SERVICING YOUR OUTBOARD MOTOR
SPARK PLUG WRENCH
SEALING WASHER
SIDE ELECTRODE
0.028 0.031 in
(0.7 0.8 mm)
New plug Plug needing
replacement
INSULATOR
Incorrect spark plug can cause
engine damage.
RECOMMENDED SPARK PLUGS:
Measure the spark plug electrode
gap with a wire-type feeler gauge.
Correct the gap, if necessary, by
carefully bending the side
electrode.
The gap should be:
Remove the spark plug with a
spark plug wrench and screwdriver
supplied in the tool kit.
Disconnect the spark plug cap
from the spark plug.
Unlock and remove the engine
cover (p. ).
Inspect the spark plug. Replace it
if the electrode is worn, or if the
insulator is cracked or chipped.
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11/03/07 16:35:35 31ZV1660_050