KTM GP MX Spark Plug
The KTM GP MX (400cc) takes an NGK CR8EK spark plug, gapped to 0.024".
Key takeaways
- Spark plug: NGK CR8EK.
- Iridium upgrade: NGK DR8EIX.
- Gap: 0.024 inch - set it before fitting.
- Covers 1994-1998.
Buy the plugs for your KTM GP MX
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.
As an Amazon Associate we earn from qualifying purchases, at no extra cost to you.
Frequently asked
What spark plug does a KTM GP MX take?
The KTM GP MX takes an NGK CR8EK spark plug, gapped to 0.024 inch. The iridium upgrade is the DR8EIX.
What is the spark plug gap for a KTM GP MX?
The spark plug gap for the KTM GP MX 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 GP MX?
Yes. The DR8EIX is the iridium version of the CR8EK - same fit, longer life, and a slightly stronger spark. It is a straight upgrade.
More parts for your KTM GP MX
We cover the other consumables for your machine too - the exact fit, cited, in one place.