Re: Reading Spark Plugs

From: chuck nicodemus (armorseal(at)iccom.com)
Date: Tue Aug 24 1999 - 10:07:16 CDT


Jarrid Gross wrote:

> >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

My thought exactly?
chuck



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