KTM MXC Spark Plug
The KTM MXC (300cc) takes an NGK DCPR8E spark plug, gapped to 0.036".
Key takeaways
- Spark plug: NGK DCPR8E.
- Iridium upgrade: NGK LKAR8AI-9.
- Gap: 0.036 inch - set it before fitting.
- Covers 1984-2010 (plug changed across years - see table).
Buy the plugs for your KTM MXC
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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KTM MXC spark plugs by year
| Years | Standard | Iridium | Gap |
|---|---|---|---|
| 2009-2010 | DCPR8E | LKAR8AI-9 | 0.036" |
| 2006-2010 | - | BR7EIX | 0.028" |
| 1993 | BR9HS | DR8EIX | 0.035" |
| 1991-1992 | - | BR9EIX | 0.024" |
| 1990 | BR8EG | BR9EIX | 0.024" |
| 1984-1990 | - | BR9EIX | 0.024" |
Frequently asked
What spark plug does a KTM MXC take?
The KTM MXC takes an NGK DCPR8E spark plug, gapped to 0.036 inch. The iridium upgrade is the LKAR8AI-9. See the by-year table for earlier models.
What is the spark plug gap for a KTM MXC?
The spark plug gap for the KTM MXC is 0.036 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 MXC?
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 MXC
We cover the other consumables for your machine too - the exact fit, cited, in one place.