Yamaha YFM350U Big Bear 2WD Spark Plug
The Yamaha YFM350U Big Bear 2WD (350cc) takes an NGK DR8EA spark plug, gapped to 0.024".
Key takeaways
- Spark plug: NGK DR8EA.
- Iridium upgrade: NGK DR8EIX.
- Gap: 0.024 inch - set it before fitting.
- Covers 1987-2004.
Buy the plugs for your Yamaha YFM350U Big Bear 2WD
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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Frequently asked
What spark plug does a Yamaha YFM350U Big Bear 2WD take?
The Yamaha YFM350U Big Bear 2WD takes an NGK DR8EA spark plug, gapped to 0.024 inch. The iridium upgrade is the DR8EIX.
What is the spark plug gap for a Yamaha YFM350U Big Bear 2WD?
The spark plug gap for the Yamaha YFM350U Big Bear 2WD is 0.024 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 YFM350U Big Bear 2WD?
Yes. The DR8EIX is the iridium version of the DR8EA - same fit, longer life, and a slightly stronger spark. It is a straight upgrade.
More parts for your Yamaha YFM350U Big Bear 2WD
We cover the other consumables for your machine too - the exact fit, cited, in one place.