Kawasaki KX250-F Spark Plug
The Kawasaki KX250-F (250cc) takes an NGK BR9HS spark plug, gapped to 0.028".
Key takeaways
- Spark plug: NGK BR9HS.
- Iridium upgrade: NGK BR9HIX.
- Gap: 0.028 inch - set it before fitting.
- Covers 1985-2006 (plug changed across years - see table).
Buy the plugs for your Kawasaki KX250-F
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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Kawasaki KX250-F spark plugs by year
| Years | Standard | Iridium | Gap |
|---|---|---|---|
| 2004-2006 | BR9HS | BR9HIX | 0.028" |
| 1985 | BR9HS | BR9HIX | 0.028" |
Frequently asked
What spark plug does a Kawasaki KX250-F take?
The Kawasaki KX250-F takes an NGK BR9HS spark plug, gapped to 0.028 inch. The iridium upgrade is the BR9HIX. See the by-year table for earlier models.
What is the spark plug gap for a Kawasaki KX250-F?
The spark plug gap for the Kawasaki KX250-F is 0.028 inch. Check and set the gap before fitting a new plug - most powersports plugs need a small adjustment out of the box.
Can I use an iridium plug in a Kawasaki KX250-F?
Yes. The BR9HIX is the iridium version of the BR9HS - same fit, longer life, and a slightly stronger spark. It is a straight upgrade.
More parts for your Kawasaki KX250-F
We cover the other consumables for your machine too - the exact fit, cited, in one place.