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      07-13-2013, 01:44 PM   #18
NiVeDh
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Drives: '08 E90 335i, '99 E36 M3
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Maybe irrelevant but does anyone think the presence of just one ground electrode in the NGK plug vs. three in the Bosch presents any performance inconsistencies? In some applications, I've heard of people "indexing" the plugs to account for such an asymmetry.