Honda XL100 Spark Plug

The Honda XL100 takes an NGK CR7HSA spark plug, gapped to 0.028".

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Key takeaways

  • Spark plug: NGK CR7HSA.
  • Iridium upgrade: NGK CR6HIX.
  • Gap: 0.028 inch - set it before fitting.
  • Covers 2006.
Standard PlugCR7HSA
Iridium UpgradeCR6HIX
Gap0.028"
Verified fitLast checked
Reviewed by the CrankDex editorial team against manufacturer and retailer fitment data.

Buy the plugs for your Honda XL100

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 Honda XL100 take?

The Honda XL100 takes an NGK CR7HSA spark plug, gapped to 0.028 inch. The iridium upgrade is the CR6HIX.

What is the spark plug gap for a Honda XL100?

The spark plug gap for the Honda XL100 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 Honda XL100?

Yes. The CR6HIX is the iridium version of the CR7HSA - same fit, longer life, and a slightly stronger spark. It is a straight upgrade.

More parts for your Honda XL100

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

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