plug advice

derK

New Member
Mar 31, 2005
146
0
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40
CANADA
my setup:

7mgte
-stock turbo
-10+ PSI
-BIC DDP, BIC test pipe, tanabe cat-back
-FMIC, 2.5" hardpipes
-K&N FIPK

now, last summer i went with the autolite coppers and had them gapped to .032". I pulled the plugs out just a while ago because i wanted to do a tune up before spring starts. ALL plugs were white.

So with my application, should i just stick to the stock NGK platinums (peopple say not to) or go with the NGK Iridiums. Should i go one for a 1step colder plug?? i'm not to sure when it comes to this stuff, but when i see white on the plug it means pre-detonation correct? so that means i SHOULD go 1 step cooler, correct??