[s-cars] The front brake upgrade grinds forward

Evan Levine evan.levine at gmail.com
Thu Mar 23 08:57:59 EST 2006


#1 - Floating/2 piece rotors are typically much lighter than solid rotors.
This is a good benefit for the track. Once you have the hats, you also can
simply replace the rotor rings with many different types and relatively
cheaply which is good for track usage.

IN MY OPINION - I don't believe that there is any real downside to 2-piece
rotors other than having a MUCH higher cost than solid. For serious track
usage the weight savings is worth something, but on the street I think the
cost far out weighs the advantages. If you're on any sort of budget... a
solid rotor of the same dimensions on the street should have just about the
same braking performance.

#2. I Have no idea.

#3. Similar to #1, good brake ducting will allow better cooling for your
brakes at any amount of speed where there is wind passing through the car.
But back to the original question, does this matter for you personally? Does
your big brake kit need better cooling driving to work in the morning? I
would guess not considering I had no problems with mine running 25 minutes
sessions at VIR.

Also - simply putting holes in places and such does not always have the
desired effect. While good brake ducting may be effective, I think a lot of
the products out there and some home made solutions may really be doing
nothing at all.

Again, alot of this is opinion.

Evan

On 3/23/06, Taka Mizutani <t44tqtro at gmail.com> wrote:
>
> This is getting ridiculous-
>
> Eric: If you STFA, you'll find all the info that has been discussed ad
> nauseaum on the s-list for several years about sources for brake parts,
> etc.
> If you don't like dealing with Alex, then go source the parts from Europe
> directly. There are other companies that sell replica brackets that work
> just fine that are based in the US.
>
> Ken: Same goes for you- it's not that hard to find this info.
>
> Dave: You need to chill the F*** out.
>
> If we can get back to less fighting and more discussion, how about a few
> brake related questions:
>
> 1. Why would one choose floating vs. fixed rotors- advantages and
> disadvantages of both, for both street and track use?
>
> 2. Straight vaned, differential vaned, directionally vaned, advantages of
> each? "straight" being like the stock Audi rotors, differential being like
> Mercedes rotors (vanes being offset from each other, directional applies
> to
> Mercedes and Porsche rotors (aren't Audi rotors radially vaned?).
>
> 3. What about brake ducting? Is it useful for street applications or do
> you
> really need 90-100+ mph speeds to make them work?
>
> Taka
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