Power Steering Fluid

[Kneale Brownson]

The 11S currently is a "special" at TPC for $14 a liter.

If adding 11S to 7.1, there's no need to flush.  Audi said the fluids were
backwardly compatible when they switched to the synthetic about 1987.  

At 06:47 PM 5/2/2004 +0000, Ameer Antar wrote:
>BTW, there are 2 types of Pentosin. Pentosin 11 is for later cars, like the 
>200. Pentosin 7.1 is for earlier car's like the 5000. I think the main 
>difference is that the later type is synthetic, and of course the price. If 
>you want to switch to the synthetic, you probably should flush out the 
>entire system unless you know there's no Pentosin 7.1 or even worse in 
>there. I personally use the earlier version cuz that was what it was 
>designed for, the cheaper cost and the car won't really see extreme temps...
>
>Although you can get cheaper alternatives like mineral oil, I'd only go w/ 
>something Audi recommended for the hydraulic system. I think the fluid cost 
>shouldn't be a big issue unless you have a major leak in the system. If you 
>have a leak in your system, you should fix that pronto cuz the fluid isn't 
>cheap like reg P/S fluid. The Pentosin cans are large and should last a long 
>time if the system is in good shape. 
>
>You can find a good deal at:
>http://www.thepartsconnection.com/     (on sale for $10!)