E46Fanatics - View Single Post - Does FI need different spark plugs?
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Old 09-06-2008, 12:30 PM   #3
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Join Date: Nov 2007
Location: LA
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for any fi setup i would run colder plugs....even on a race na motor we use colder plugs. it helps resist detonation when boosted, and yes, chamber temps are obviously warmer fi than na.
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