Spark plug pic's

[Bruce]

They're getting even with us for WWII <g>
Tryin to kill us off with noise pollution,  or maybe it's to lure you into
wanting a Dodge Ram diesel, LOL.........
Bruce


----- Original Message -----
From: "Joe Scruggs" <TA81Joe at home.com>
To: <diy_efi at diy-efi.org>
Sent: Wednesday, October 03, 2001 5:43 PM
Subject: Re: Spark plug pic's


> Sort of on subject - - I drive a '99 Dodge as a company truck sometimes.
> Since it was new it always had pinging - usually while at cruise in OD and
> increase load.  Pinging makes me cringe and I looked into it, thinking we
> needed to get it fixed.  However, I was surprised to find that the manual
> specifically states that slight audible pinging is NORMAL!  I don't
service
> the truck personally, but I would like to see what the plugs look like.
>
> In the early 70's, the Ford 351W's were really bad about pinging very much
> like this Dodge.  It was due to the EGR - normally it was either stuck or
> the vacuum hose was disconnected ;)  I don't know why Dodge considers this
> normal.  I agree that any car built in the last 15 years or so, should not
> have audible pinging.  Just a couple of cents . . .
>
> Joe
>
> ----- Original Message -----
> From: "Bruce" <nacelp at bright.net>
> To: <diy_efi at diy-efi.org>
> Sent: Tuesday, October 02, 2001 11:56 AM
> Subject: Re: Spark plug pic's
>
>
> >
> > If you can actually hear pinging, on a newer car, there is a huge
problem.
> > Up the octane level a few notchs, if your wanting to keep the car.
> > Not all detonation, is audible.  You can run trace, and tip in
detonation,
> > and never know it.  Do you know what detonation detection strategy Toyo
> > uses?.
> > Bruce
> >
> >
> >
> > From: "Stephen Webb" <swebb at netlab.uky.edu>
> > Subject: Re: Spark plug pic's
> > > > What gas, and what engine are these out of?.
> > > It's a 91 toyota corolla, 1.6 dohc I think.  Mostly highway driving,
and
> > > certainly 87 octane fuel.  I never noticed audible pinging when I
drove
> > > it.
> > > -Steve
> >
>
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