CrankDex

Yamaha SRX600 Spark Plug

The Yamaha SRX600 (600cc) takes an NGK CR9EK spark plug, gapped to 0.028".

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Key takeaways

  • Spark plug: NGK CR9EK.
  • Iridium upgrade: NGK DR7EIX.
  • Gap: 0.028 inch - set it before fitting.
  • Covers 1983-1984.
Standard PlugCR9EK
Iridium UpgradeDR7EIX
Gap0.028"
Verified fitLast checked
Sources: NGK powersports application catalogue
Reviewed by the CrankDex editorial team against manufacturer and retailer fitment data.

Buy the plugs for your Yamaha SRX600

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.

Shop the CR9EK plugStandard NGK plug + multi-packsShop Upgrade: DR7EIX iridiumLonger life, stronger sparkShop

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Frequently asked

What spark plug does a Yamaha SRX600 take?

The Yamaha SRX600 takes an NGK CR9EK spark plug, gapped to 0.028 inch. The iridium upgrade is the DR7EIX.

What is the spark plug gap for a Yamaha SRX600?

The spark plug gap for the Yamaha SRX600 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 Yamaha SRX600?

Yes. The DR7EIX is the iridium version of the CR9EK - same fit, longer life, and a slightly stronger spark. It is a straight upgrade.

More parts for your Yamaha SRX600

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

Batteryfor the SRX600Air & oil filterYamaha air & oil filtersTire sizeYamaha tire sizes

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