11-12-2008, 07:57 AM
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#8
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Rotary Fanatic
Join Date: Feb 2008
Location: Slidell, LA
Posts: 191
Rep Power: 18
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Quote:
Originally Posted by turbovert91
OK, my car started running jerky/hesitating on accel after 1/4 tank of fuel just after being tuned. I pulled the spark plugs and this is what they look like:
Does anyone know what the residue on there is? I'm running the NGK race plugs (R6725-105) and 110 octane leaded race gas. fuel...any input/thoughts are appreciated, thanks. |
Not to be a wise guy but it looks like fuel additives collecting on hot plugs, i.e. lead. This is what it looks like on aircraft plugs.
Barry
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