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Old 11-26-2012, 07:34 AM   #7
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Join Date: Sep 2010
Location: Foster City CA
Posts: 1,092
Like others, can't believe these will make a difference.

At 6000 rpm each cylinder fires off once every hundredth of a second. The fact that this spark plug would fire off two billionths of second (or 0.0000005%) faster isn't likely to make a noticeable difference in performance or mileage.
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