KTM GS500 4-Stroke Spark Plug

The KTM GS500 4-Stroke takes an NGK DCPR8E spark plug, gapped to 0.024".

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Key takeaways

  • Spark plug: NGK DCPR8E.
  • Iridium upgrade: NGK LKAR8AI-9.
  • Gap: 0.024 inch - set it before fitting.
  • Covers 1992.
Standard PlugDCPR8E
Iridium UpgradeLKAR8AI-9
Gap0.024"
Verified fitLast checked
Reviewed by the CrankDex editorial team against manufacturer and retailer fitment data.

Buy the plugs for your KTM GS500 4-Stroke

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 KTM GS500 4-Stroke take?

The KTM GS500 4-Stroke takes an NGK DCPR8E spark plug, gapped to 0.024 inch. The iridium upgrade is the LKAR8AI-9.

What is the spark plug gap for a KTM GS500 4-Stroke?

The spark plug gap for the KTM GS500 4-Stroke 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 KTM GS500 4-Stroke?

Yes. The LKAR8AI-9 is the iridium version of the DCPR8E - same fit, longer life, and a slightly stronger spark. It is a straight upgrade.

More parts for your KTM GS500 4-Stroke

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

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