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'90 Coupe Q. Blue Smoke, Help!
In message <970327065122_-1537939612@emout17.mail.aol.com> VINCELYONS@aol.com writes:
> << I was idleing
> for about 10 minutes before I actually got it inspected. When I got to
> the booth where they slap the sticker on, the guy pointed out the blue
> smoke eminating from my tailpipe, and then he paced I nice red failed
> sticker on my windshield. When I got home, after driving at highway
> speeds, the smoke was gone.
>
> Question: What could be causing it?
> Valves?
> Piston rings? :-(
> Is anything common for these cars?
>
> It has 80k miles on it.
> It looses about a quart of oil everything two thousand miles.
> >>
> I'd look for the simple stuff first, was the car on level
> ground or inclined sharpley for those ten mins.
A pint every thousand miles is a _H@LL_ of a lot of oil to lose! I'm going
5,000 miles between changes on two I5 engines without the level moving from the
mid-point on the dipstick.
I'd repeat the idle situation until the smoke appears, then block off the
breathers. If the smoke persists - it's probably the rings. The valve stem
seals wouldn't leak a pint every thousand unless the valve guides themselves
were also badly worn, and even on a badly run-in engine that's unlikely at 80k.
Rings. Either way it's "open 'er up an' 'ave a gander" time.
--
Phil Payne
phil@sievers.com
Committee Member, UK Audi [ur-]quattro Owners Club