Arctic Cat 366 Automatc 4x4 FIS Spark Plug
The Arctic Cat 366 Automatc 4x4 FIS (366cc) takes an NGK CR8EIX spark plug, gapped to 0.030".
Key takeaways
- Spark plug: NGK CR8EIX.
- Iridium upgrade available in the same fit.
- Gap: 0.030 inch - set it before fitting.
- Covers 2009.
Buy the plugs for your Arctic Cat 366 Automatc 4x4 FIS
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 Arctic Cat 366 Automatc 4x4 FIS take?
The Arctic Cat 366 Automatc 4x4 FIS takes an NGK CR8EIX spark plug, gapped to 0.030 inch.
What is the spark plug gap for a Arctic Cat 366 Automatc 4x4 FIS?
The spark plug gap for the Arctic Cat 366 Automatc 4x4 FIS is 0.030 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 Arctic Cat 366 Automatc 4x4 FIS?
Yes. The iridium version drops into the same spot - same fit, longer life, and a slightly stronger spark. It is a straight upgrade.
More parts for your Arctic Cat 366 Automatc 4x4 FIS
We cover the other consumables for your machine too - the exact fit, cited, in one place.