[s-cars] UrS4 Clutch Master Cylinder R&R How-to

[Bernie Benz]

The first priority with any “new” used car should be a complete brake  
hydraulic system overhaul, in the least all calipers and full fluid  
change. I change fluid biennially, recently disassembled a caliper  
with 12 years on it with such treatment, absolutely beautiful inside!

Bernie


On Jul 11, 2009, at 8:01 AM, Tony Hoffman wrote:

> Oh, I see what you are saying. Yes, it's horible in there. I've done
> quite a few myself, and I'm always amazed at how dirty they are. On my
> own cars, I change all the fluid in the brakes and clutch every year,
> and still they end up horrible!
>
> I like to use new seals just because of the age and hardness of the
> rubber, but you are right, they are not necessary.
>
> Tony
>
> On Sat, Jul 11, 2009 at 9:53 AM, Bernie Benz<b.benz at charter.net>  
> wrote:
>> Unless a torn boot, all seals and boots can be cleaned up and  
>> reused, BTDT
>> for 40 years. Rebuilding primarily involves  desludging the hydraulic
>> system.
>>
>> Bernie
>>
>>
>> On Jul 11, 2009, at 7:39 AM, Tony Hoffman wrote:
>>
>>> Huh?
>>>
>>> On Sat, Jul 11, 2009 at 8:45 AM, Bernie Benz<b.benz at charter.net>  
>>> wrote:
>>>>
>>>> And the kits aren’t necessary either.
>>>>
>>>> Bernie
>>>>
>>>>
>>>> On Jul 11, 2009, at 6:35 AM, Tony Hoffman wrote:
>>>>
>>>>> You can just buy the rebuilt ones, or you can get th rebuild  
>>>>> kits and
>>>>> do them yourself. That's what I prefer to do, so I know that it  
>>>>> was
>>>>> done right.
>>>>>
>>>>> Tony
>>>>>
>>>>>> i can't just buy the rebuilt sachs clutch MC and slave? they  
>>>>>> are soooo
>>>>>> cheap compared to new units.
>>>>>>
>>>>>> check rockauto.com like $48 for the MC and $35 for the slave.
>>>>>>
>>>>>
>>