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114 Servicing Your Honda
Spark Plugs
Spark Plug Recommendation
Use only the recommended type of spark plugs in the recommended heat range.
Using spark plugs with an improper heat range can cause engine damage.
Spark Plug Inspection & Replacement
Refer to Safety Precautions on page 72.
1. Remove the maintenance lid (page 88).
2. Remove the right and left overhead covers (page 89).
3. Clean any dirt from around the spark plug bases.
4. Disconnect the spark plug caps. Take care to avoid damaging the spark plug
wire when disconnecting the caps.
5. Using the spark plug wrench remove the spark plugs.
standard spark
plug
CR7EH-9 (NGK) or U22FER9 (DENSO)
for extended high
speed riding
CR8EH-9 (NGK) or U24FER9 (DENSO)
spark plug wrench
spark plug caps
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