Steve Laifman wrote:
>
> Bob,
>
> Being an old "spark plug reader", in the old days, I
> was surprised at the lack of a nice chocolate brown
> insulator on some plugs I was changing. My favorite
> Cobra mechanic says forget about those nice color
> pictures in the old Haynes manuals, the new gas,
> with the additives, no lead, and some
> alcohol/methanol and/or "oxygenation" just don't do
> the same job. Can't recall what the color is now
> supposed to be, but I know what it isn't. Maybe it
> was black, but not sooty and not oily.
>
> Any "new gas" spark plug readers out there?
>
> Steve
I also found reading plugs with the new gas to be difficult, if not
impossible. The best solution is to add an oxygen sensor to your
exhaust, and read it with a digital voltmeter. You can also purchase
LED type systems that give you readouts.
Read more here:
http://home.inreach.com/geewhiz/carb.htm
The oxygen sensor info is about halfway down.
Gerard
--
BOB Oil Recovery System: http://www.bob2000.com
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Geewhiz Homepage: http://home.inreach.com/geewhiz/4277.htm :
Fast Ford cars, ATV's, Rockets, & A Tribute to My Late Father
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