Help with brake theory/design

[boston813roc at gmail.com (brad boston)]

Wilwood makes an adjustable brake proportioning valve for about $75 and you
can even get a remote adjuster for it so you can adjust it from inside the
car -

 http://www.wilwood.com/Products/006-MasterCylinders/001-PV/index.asp

I have had good luck with it on my race car although you will probibly need
to make custom hardlines for it.

Brad

On 10/12/06, Cory Langford <Cory_Langford@bcit.ca> wrote:
>
>
>
>
>
> Here is a question for those who have really investigated the braking on a
> Scirocco:
>
>    I would like to change the braking bias a little.  For the track car I
>    want the rears to grab a little earlier and stronger than they usually
>    do (so I don't get 90-95% front braking).
>
>    I know the front brakes are large because they do most of the stopping,
>    but I want the car to kind of "squat" in the back end a little more
>    rather than upset the balance and nose dive when I hit the brakes hard.
>
>    I will be using the 10.1 fronts and rear disc
>
>    So what is the best way to accomplish this?
>
>    I have thought about swapping the disc prop. valves for a set of drum
>    prop. valves, with the hopes that the drums will allow more fluid and
>    thus pressure to flow to the rear discs.  I am not sure how much of a
>    difference this makes (or even if the drums will increase the rear disc
>    grab or decrease it)
>
>    I have also thought of simply removing the prop.  valves all together,
>    but though that would really upset the balance of the braking system
> and
>    cause the fronts to be much to weak.
>
>    I have even toyed with trying to rig up a wilwood dual master cyl so I
>    have one for the front and one for the rear :)  But figured that was
> way
>    too much work and over kill for a light car.
>
>    Anyone tried to adjust the braking stance of a Scirocco?
>
>    Cory Langford
>    82/83/78 shells looking to become a race car 8^)
>    81 1.8S (for Supercharged)
>    78 1.9L 8V Turbo
>    86 2.1L 8V Turbo
>    68 Ghia
>    95 Eurovan
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