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Re: spark plugs
can you please get me off this listserv?
On 14 Jun 97 at 8:45, Phil Payne wrote:
> In message <970614012637_-561520782@emout10.mail.aol.com>
> AudiJeep@aol.com writes:
>
> > I recently pulled one of by plugs on my '92 100S. According to my records,
> > they were changed at 45k. They are the stock 3 electrode NKG's. There appears
> > to be a whitish corrosion on the plug. My local parts store told me that this
> > is caused by the type of gas I use.
>
> No - by the _amount_ of gas you use. It's a sign that the engine is
> running for most of its operating period on a weak mixture. IMO the
> best thing to do, if you're not mechanically inclined, is to find a
> _good_ (personal recommendation from someone who _knows_) Bosch fuel
> injection specialist.
>
> If your usage is predominantly highway cruising at gentle speeds,
> this is a fairly normal state to find the plugs in after 18k miles.
>
> > Are these plugs "fouled" and need replacing?
>
> Not necessarily, but it's borderline. Brush them stiffly with a
> brass wire brush and check the gaps.
>
> > The car does have 63k on it now.
>
> At 18k, if I were to be investigating problems on your car, I'd
> change them.
>
> > Also, does anyone have any suggestions on a good replacement plug?
>
> Yeah. The ones you're using.
>
> --
> Phil Payne
> phil@sievers.com
> Committee Member, UK Audi [ur-]quattro Owners Club