Hers's something...Oil smoke '90 tqa

[Louis-Alain Richard]

301 000 miles and you call them weak ? lol!

Could it be a problem with the oil vapor recovery circuit ?

Louis-Alain


-----Message d'origine-----
it does sound like the oil must be hot and therefore thin.
older Audis and VWs did have weak stem seals

turbos typically smoke under hard accel/boost

Grant
On Jan 11, 2012, at 2:23 PM, Nick Lawrence wrote:

> I start the car in the garage after sitting over night, no oil smoke
cloud, then drive about 15 miles.
> About 5 hours later I start the car and get a noticeable cloud of blue
smoke, drive few miles shut off, restart in 30 minutes, no noticeable cloud.

> My guess is valve stem seals or maybe just very worn guides.  If yes on
vavle stem seals any BTDT?
> 
> What might I see with worn turbo seals?
> 
> Engine has 301k miles. Compression test and leak down test doesn't
indicate worn rings.  
> 
> Nick  central Ohio