RE: Reading Spark Plugs

From: Jarrid Gross (JGross(at)econolite.com)
Date: Mon Aug 23 1999 - 16:34:17 CDT


>I was doing a little fine tuning on the car this weekend and decided to
>finally give the Color-Tune a try. Everything looked OK as far as I could
>tell. The flame was blue at idle and gradually turned yellow as RPM
>increased. As I backup I wanted to ask the experts. When I pulled the plugs
>on both #1 and #3 cylinder they were covered with a light tan dust that
>scraped off fairly easily. Does that seem correct?

Light brown sounds very nice.
How bout #2 and #4 though?

Jarrid



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