Honda CB900F Spark Plug
The Honda CB900F (900cc) takes an NGK DR9EA spark plug.
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Key takeaways
- Spark plug: NGK DR9EA.
- Iridium upgrade available in the same fit.
- Set the gap to the manual spec before fitting.
- Covers 1982-2002 (plug changed across years - see table).
Verified fitLast checked
Reviewed by the CrankDex editorial team against manufacturer and retailer fitment data.
Buy the plugs for your Honda CB900F
The standard plug is the exact-fit replacement. The iridium version drops into the same spot, lasts longer, and fires a little stronger for a few dollars more. Many engines take more than one - check how many cylinders you have.
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Honda CB900F spark plugs by year
| Years | Standard | Iridium | Gap |
|---|---|---|---|
| 2002 | DR9EA | - | - |
| 2000-2001 | DR8ES | - | 0.035" |
| 1982 | DPR7EA-9 | - | - |
Frequently asked
What spark plug does a Honda CB900F take?
The Honda CB900F takes an NGK DR9EA spark plug. See the by-year table for earlier models.
Can I use an iridium plug in a Honda CB900F?
Yes. The iridium version drops into the same spot - same fit, longer life, and a slightly stronger spark. It is a straight upgrade.
More parts for your Honda CB900F
We cover the other consumables for your machine too - the exact fit, cited, in one place.