Husqvarna 400 SC Spark Plug
The Husqvarna 400 SC (250cc) takes an NGK BR8ES spark plug, gapped to 0.020".
Key takeaways
- Spark plug: NGK BR8ES.
- Iridium upgrade: NGK BR8EIX.
- Gap: 0.020 inch - set it before fitting.
- Covers 2003.
Buy the plugs for your Husqvarna 400 SC
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 Husqvarna 400 SC take?
The Husqvarna 400 SC takes an NGK BR8ES spark plug, gapped to 0.020 inch. The iridium upgrade is the BR8EIX.
What is the spark plug gap for a Husqvarna 400 SC?
The spark plug gap for the Husqvarna 400 SC 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 Husqvarna 400 SC?
Yes. The BR8EIX is the iridium version of the BR8ES - same fit, longer life, and a slightly stronger spark. It is a straight upgrade.
More parts for your Husqvarna 400 SC
We cover the other consumables for your machine too - the exact fit, cited, in one place.