Q: What spark plugs should I use on my bike?
A: The OEM spark plug (or equivalent) is recommended. Only use a different plug if you have modified or tuned your engine to use such. The OEM plugs are listed as follows:
BIKE NGK std NGK iridium
87 - 90 CBR 600 F DPR8EA-9 DPR8EIX-9
91 - 00 CBR 600 F2/F3/F4 CR9EH-9 CR9EHIX-9
01 - 05 CBR 600 F4i N/A IMR9C-9H
03 - 05 CBR 600 RR N/A IMR9C-9HES
93 - 99 CBR 900 RR CR9EH-9 CR9EHIX-9
00 - 03 CBR 929/954 RR N/A IMR9C-9H
04 - 05 CBR 1000 RR N/A IMR9C-9HES
97 - 03 CBR 1100 XX CR9EHVX-9 IMR9C-9H
Q: What do those numbers mean?
A: From NGK's web site: definition of part numbers
Q: What can a spark plug tell me about my engine?
A: Here are two great online articles on how to "read" a spark plug: article1, article2
Q: How often should spark plugs be replaced?
A: Check your owner's or service manual for the replacement interval.
 badfish'05 600RR Purple/Black |  |