CrankDex

Yamaha WR250R, WR250X Spark Plug

The Yamaha WR250R, WR250X takes an NGK CR8E spark plug, gapped to 0.028".

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Key takeaways

  • Spark plug: NGK CR8E.
  • Iridium upgrade: NGK CR8EIX.
  • Gap: 0.028 inch - set it before fitting.
  • Covers 2007-2009.
Standard PlugCR8E
Iridium UpgradeCR8EIX
Gap0.028"
Verified fitLast checked
Sources: NGK powersports application catalogue
Reviewed by the CrankDex editorial team against manufacturer and retailer fitment data.

Buy the plugs for your Yamaha WR250R, WR250X

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.

Shop the CR8E plugStandard NGK plug + multi-packsShop Upgrade: CR8EIX iridiumLonger life, stronger sparkShop

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Frequently asked

What spark plug does a Yamaha WR250R, WR250X take?

The Yamaha WR250R, WR250X takes an NGK CR8E spark plug, gapped to 0.028 inch. The iridium upgrade is the CR8EIX.

What is the spark plug gap for a Yamaha WR250R, WR250X?

The spark plug gap for the Yamaha WR250R, WR250X 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 Yamaha WR250R, WR250X?

Yes. The CR8EIX is the iridium version of the CR8E - same fit, longer life, and a slightly stronger spark. It is a straight upgrade.

More parts for your Yamaha WR250R, WR250X

We cover the other consumables for your machine too - the exact fit, cited, in one place.

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