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      04-17-2013, 12:40 PM   #67
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Drives: E92 M3
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Originally Posted by Dannys M3 View Post
I could care less if Steve Dinan vouched for 7500 mile oil changes. A little known organization called the United States Air Force taught me spectrometric oil analysis on real performance engines. I'll use what I learned about wear metal analysis and trends over what "engine experts" vouch for.
This thread is about spark plug conditions, if you have nothing to contribute about your spark plugs, move along.
fair enough, apologies
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