[s-cars] BIRA vs Big Red (ECS2, etc)

[Mark Strangways]

To add..

The 996 TT calipers I have are red, as they should be.
Also I have not heard of any issues of squealing brakes with monoblock style
calipers. I can not say the same about 993 calipers..

YMMV,

Mark S
----- Original Message ----- 
From: "James Bowes" <thermobob at hotmail.com>
To: <rdeis at io.com>; <s-car-list at audifans.com>
Sent: Sunday, August 01, 2004 11:16 PM
Subject: RE: [s-cars] BIRA vs Big Red (ECS2, etc)


>
> The 996 is a more modern design.. it has a monoblock design, which Porsche
> switched over to in order to allow for less caliper "twist" under high
load
> (2-piece can technically twist under heavy braking). When comparing the
> calipers, 'size' is a relative term. I don't know the specifics, but I'd
> advise looking into the sizes of the pistons within the calipers. It's
also
> important to look at the size of the rotor that each system uses, as this
> will have a direct effect on braking power. It'll also add more rotating
> mass, as a side note (not a good thing). Overall caliper size, while
> indicitive of greater braking power, isn't necessarily a good comparison,
> but all things being equal a smaller caliper will fit under a greater
> selection of wheels. I have the 996 calipers and have been VERY happy with
> them, and they fit nicely under my 17" OZ wheels.
>
> One specific that may or may not be important is that the 996 calipers
come
> in black, silver, and red. They are also priced in that order. The red
ones
> came on the Boxster 'S' and are VERY expensive. Silver ones came on a 996
> Carrera special edition, and cost around 50 bucks more per caliper than
the
> black ones (if you can find them - not all dealers can get them). So, long
> story short, if you demand a red caliper, go with the 993 Big Reds,
> otherwise you've got some research to do!
>
> IMHO, if you already have the System 3 brackets, go that route. Braking
> power is tremendous.
>
> James Bowes
>
>
> >From: Robert Deis <rdeis at io.com>
> >To: s-car-list at audifans.com
> >Subject: [s-cars] BIRA vs Big Red (ECS2, etc)
> >Date: Sun, 1 Aug 2004 20:03:58 -0600
> >
> >
> >On Sunday, August 1, 2004, at 09:32 AM, s-car-list-request at audifans.com
> >wrote:
> >>
> >>Take a peek at http://www.urs4.com/technical/brakes/UrS4_brakes.html,
then
> >>decide for yourself.
> >
> >So, by looking at those pictures, the "Big Red" is 993TT, and is a larger
> >unit than the 996. 996 is monoblock and 993TT is bolt-together.  Both fit
> >under stock wheels.
> >
> >Ok, what are the descriminators (sp)?
> >
> >
> >
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>
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