Midwest FRX110R Nitro Spark Plug

The Midwest FRX110R Nitro (110cc) takes an NGK CR7HSA spark plug.

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Key takeaways

  • Spark plug: NGK CR7HSA.
  • Iridium upgrade available in the same fit.
  • Set the gap to the manual spec before fitting.
  • Covers 2007-2008.
Standard PlugCR7HSA
Iridium Upgrade-
Gap-
Verified fitLast checked
Reviewed by the CrankDex editorial team against manufacturer and retailer fitment data.

Buy the plugs for your Midwest FRX110R Nitro

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 Midwest FRX110R Nitro take?

The Midwest FRX110R Nitro takes an NGK CR7HSA spark plug.

Can I use an iridium plug in a Midwest FRX110R Nitro?

Yes. The iridium version drops into the same spot - same fit, longer life, and a slightly stronger spark. It is a straight upgrade.

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