[s-cars] anyone besides me tempted to pump regular gas?

LL - NY larrycleung at gmail.com
Tue Aug 30 20:01:20 EDT 2005


It's nearly impossible to audibly detect high speed knock, so if it's 
pinging while running, you may never know. Your only clues, ECU
throws an over knock limit code and perhaps EGT. Unless the owner
is prepared to risk it (and I know it's SOMEWHAT harder to spool an
RS2 vs stock K24) and wants to risk blowing the head over $520 or so 
a year, then he should go for it. If not, then suck it up and run the 
proper fuel. Perhaps if the car was totally stock you may get away 
with it, but not modded with an RS2. If it makes everyone feel better,
even my "grocery, I mean building supply, getter Saabaru needs 
premium, and it doesn't get any better gas milage than the UrS. And it
doesn't like regular (though it can take 92 okay) either. So I'M stuck 
either way.
How do you like 'dem apples?
 LL - NY

 On 8/30/05, Bill Clancy <clancybill at yahoo.com> wrote: 
> 
> If you don't step on the pedal too much and don't let the turbo spool up
> much... It would run on regular.
> 
> Now and then when a friend borrows my car he or she will fill it with
> regular. The engine pings a little at lower RPM but it runs otherwise. I
> think that the ECU can retard the timing only so much. If the ping is due
> to just the compression and boost pressure alone then it just pings 
> anyway.
> I'm stuck with 91 Octane in CA but at least it runs better than 87. I'm
> tempted too, but I already know how it will run. Last time it happened I
> couldn't wait to run the tank of gas out of it.
> 
> ----- Original Message -----
> From: "chris chambers" <fastscirocco_2000 at yahoo.com>
> To: "Scar" <s-car-list at audifans.com>
> Sent: Tuesday, August 30, 2005 4:19 PM
> Subject: [s-cars] anyone besides me tempted to pump regular gas?
> 
> 
> > NEWS FLASH:
> >
> > Kalamazoo, Michigan,
> >
> > regular gas hits $2.99/gal (87 octane)
> > With premium at $3.29/gal (92 octane)
> >
> > I am tempted to start filling my RS'ed UrS4 with regular ole 87 octane.
> >
> > Anyone else tempted?
> > Am I wrong in my belief that all I will lose is performance because
> > the ECU will retard the ignition if it starts to ping/knock?
> >
> >
> >
> > AUDI - Accelerates Under Demonic Influence.
> >
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> 
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