Thread: Spark plugs gap
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      08-04-2020, 10:48 PM   #10
Asvplee
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Drives: Bmw 340i
Join Date: Jun 2020
Location: Hawaii

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Went bm3 stg 2 91, had oem champion plugs for about 500 miles, then switched to ngk. Car ran much better with oem plugs. Going to put a new set of oem champion plugs in but closing the gap to .025