2.7T and synthetic oil

Todd Young auditodd at attbi.com
Mon May 5 00:13:18 EDT 2003

This is exactly why I told a friend when he bought an S4 Avant for his
wife that the very first thing to do is dump the OEM bypass valves and
go for a good aftermarket unit, like Forge.

Not sure if he took my advice though.

Funny thing is, she's probably the fastest mommy in the Twin Cities. :-)

Brett Dikeman wrote:
> At 12:29 PM -0400 5/4/03, DAK wrote:
>> I've run Mobil 1 in all my I5 turbos to date and never had a turbo
>> issue. Now, I have a 2.7T and want to run Mobil 1 in there as well.
>> I've read a bunch about people blowing turbos on these engines and have
>> been chalking it up to running hard without proper cool down after.
> I doubt it.  It probably has to do more with failing bypass valves-
> Bosch just doesn't seem to be able to make a bloody bypass valve that
> actually lasts, which is inexcusable considering how much they cost.
> Check yours periodically with a hand vacuum pump- they should hold a
> perfect vacuum on the control port.
>> Could it also be that the regular oil cokes up more than synthetic?
> Synthetic has a higher coke temperature point.
>>  I've always heard that synthetic doesn't break down as quickly as
>> traditional
>> oils.
> Correct.
> Brett
> --
> ----
> "They that give up essential liberty to obtain temporary
> safety deserve neither liberty nor safety." - Ben Franklin
> http://www.users.cloud9.net/~brett/

Todd Young
7079 Dawn Ave. E.
Inver Grove Heights, MN 55076

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