Yamaha YZ80 Spark Plug
The Yamaha YZ80 takes an NGK BR6HS spark plug, gapped to 0.022".
Key takeaways
- Spark plug: NGK BR6HS.
- Iridium upgrade: NGK BR10EIX.
- Gap: 0.022 inch - set it before fitting.
- Covers 1974-2001 (plug changed across years - see table).
Buy the plugs for your Yamaha YZ80
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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Yamaha YZ80 spark plugs by year
| Years | Standard | Iridium | Gap |
|---|---|---|---|
| 2000-2001 | BR6HS | BR10EIX | 0.022" |
| 1980-1982 | BR7HS-10 | BPR6HIX | 0.024" |
| 1976-1981 | BR9EIX | - | 0.024" |
| 1974-1975 | BR6HIX | - | 0.024" |
Frequently asked
What spark plug does a Yamaha YZ80 take?
The Yamaha YZ80 takes an NGK BR6HS spark plug, gapped to 0.022 inch. The iridium upgrade is the BR10EIX. See the by-year table for earlier models.
What is the spark plug gap for a Yamaha YZ80?
The spark plug gap for the Yamaha YZ80 is 0.022 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 Yamaha YZ80?
Yes. The BR10EIX is the iridium version of the BR6HS - same fit, longer life, and a slightly stronger spark. It is a straight upgrade.
More parts for your Yamaha YZ80
We cover the other consumables for your machine too - the exact fit, cited, in one place.