Suzuki RS250 Spark Plug

The Suzuki RS250 (250cc) takes an NGK BR7HS-10 spark plug, gapped to 0.028".

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Key takeaways

  • Spark plug: NGK BR7HS-10.
  • Iridium upgrade: NGK BR9EIX.
  • Gap: 0.028 inch - set it before fitting.
  • Covers 1972-1975.
Standard PlugBR7HS-10
Iridium UpgradeBR9EIX
Gap0.028"
Verified fitLast checked
Reviewed by the CrankDex editorial team against manufacturer and retailer fitment data.

Buy the plugs for your Suzuki RS250

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 Suzuki RS250 take?

The Suzuki RS250 takes an NGK BR7HS-10 spark plug, gapped to 0.028 inch. The iridium upgrade is the BR9EIX.

What is the spark plug gap for a Suzuki RS250?

The spark plug gap for the Suzuki RS250 is 0.028 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 Suzuki RS250?

Yes. The BR9EIX is the iridium version of the BR7HS-10 - same fit, longer life, and a slightly stronger spark. It is a straight upgrade.

More parts for your Suzuki RS250

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

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