Gas Gas JT25 Spark Plug

The Gas Gas JT25 (250cc) takes an NGK BR8EG spark plug, gapped to 0.020".

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Key takeaways

  • Spark plug: NGK BR8EG.
  • Iridium upgrade: NGK BR10EIX.
  • Gap: 0.020 inch - set it before fitting.
  • Covers 1994-1995.
Standard PlugBR8EG
Iridium UpgradeBR10EIX
Gap0.020"
Verified fitLast checked
Reviewed by the CrankDex editorial team against manufacturer and retailer fitment data.

Buy the plugs for your Gas Gas JT25

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 Gas Gas JT25 take?

The Gas Gas JT25 takes an NGK BR8EG spark plug, gapped to 0.020 inch. The iridium upgrade is the BR10EIX.

What is the spark plug gap for a Gas Gas JT25?

The spark plug gap for the Gas Gas JT25 is 0.020 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 Gas Gas JT25?

Yes. The BR10EIX is the iridium version of the BR8EG - same fit, longer life, and a slightly stronger spark. It is a straight upgrade.

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