Kawasaki KZ650-C Spark Plug
The Kawasaki KZ650-C takes an NGK BR7ES spark plug, gapped to 0.032".
Key takeaways
- Spark plug: NGK BR7ES.
- Iridium upgrade: NGK BR7EIX.
- Gap: 0.032 inch - set it before fitting.
- Covers 1977-1979 (plug changed across years - see table).
Buy the plugs for your Kawasaki KZ650-C
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 KZ650-C spark plugs by year
| Years | Standard | Iridium | Gap |
|---|---|---|---|
| 1978-1979 | BR7ES | BR7EIX | 0.032" |
| 1977-1979 | DPR8EA-9 | BR7EIX | 0.032" |
Frequently asked
What spark plug does a Kawasaki KZ650-C take?
The Kawasaki KZ650-C takes an NGK BR7ES spark plug, gapped to 0.032 inch. The iridium upgrade is the BR7EIX. See the by-year table for earlier models.
What is the spark plug gap for a Kawasaki KZ650-C?
The spark plug gap for the Kawasaki KZ650-C is 0.032 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 KZ650-C?
Yes. The BR7EIX is the iridium version of the BR7ES - same fit, longer life, and a slightly stronger spark. It is a straight upgrade.
More parts for your Kawasaki KZ650-C
We cover the other consumables for your machine too - the exact fit, cited, in one place.