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−
−
0.024
0.028 in (0.60
0.70 mm)
(1)
(2)
(1) spark plug gap
(2) side electrode
96
Spark Plugs
Servicing Your Honda
Inspect the electrodes and center
porcelain for deposits, corrosion, or
carbon fouling. If the corrosion or
deposits are heavy, replace the plug.
Clean a carbon or wet-fouled plug with
a plug cleaner, if available, or a wire
brush.
Check the spark plug gap ( ) of each
new plug, using a wire-type feeler
gauge. If adjustment is necessary, bend
the side electrode ( ) carefully.
The gap should be:
With the plug washers attached, thread
the spark plugs in by hand to prevent
cross-threading.
4.
5.
6.
1
2
03/08/21 10:11:42 31KPJ630_105
Summary of Contents for 2004 CB250 Nighthawk
Page 2: ...2004 Honda CB250 NIGHTHAWK OWNER S MANUAL 03 08 21 09 56 53 31KPJ630_002 ...
Page 9: ...03 08 21 09 57 47 31KPJ630_009 ...
Page 17: ...8 Safety Labels Motorcycle Safety 03 08 21 09 58 45 31KPJ630_017 ...
Page 31: ...22 Instruments Controls 03 08 21 10 00 46 31KPJ630_031 ...
Page 57: ...48 Basic Operation Riding 03 08 21 10 04 27 31KPJ630_057 ...
Page 141: ...132 Servicing Your Honda 03 08 21 10 17 06 31KPJ630_141 ...
Page 149: ...140 Tips 03 08 21 10 18 04 31KPJ630_149 ...
Page 193: ...184 Technical Information 03 08 21 10 24 44 31KPJ630_193 ...
Page 204: ...195 Consumer Information 03 08 21 10 26 10 31KPJ630_204 ...