Thread: Iridium Spark plugs ?for or against?
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Old Jan 28, 2007 | 07:14 PM
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Originally Posted by Zedron
NGK: BKR7E-11 or it might be BRK7E-11

I have a turbo sleeved b20-vtec running 17psi daily and plugs are gapped to 30. These are the hizzle.
It is BKR7ES-11. I am running these too.

For a stock motor, the correct copper plug would be a BKR6ES-11.
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