Ditto! No evidence that drilling is helpful beyond a cool look... does look
cool though! Venting, venting is good...
Greg Burrows
datsunmike wrote:
> Supposedly its main pupose is for outgassing of the pads which is no longer
> true (pads haven't had that problem in almost 30 years) BUT they are also
> used to dissapate water in wet conditions.
>
> Personally I think its another kind of snake oil and just looks better if
> you like that racy look. However I could be wrong.
>
> Grassroots had a long article about brakes and in particular a long
> discussion about rotors. They said what I feel but maybe what I feel came
> from their article as well as others.
>
> Those drilled rotors are particularly bad unless manufactured by a very
> reputable company and even then you have to keep your fingers crossed. I
> have heard of several stories about the rotors cracking under pressure as
> the holes caused stress risers. Yes, Porsche uses them but those are Porsche
> parts made under strict guidelines.
>
> Mike
>
> ----- Original Message -----
> From: "Ed Wilsey" <Kensington_FC@hotmail.com>
> To: "Stephen McCartney" <sgam@hotmail.com>; <roadster@texoma.net>; "List"
> <datsun-roadsters@autox.team.net>
> Sent: Wednesday, June 26, 2002 10:26 AM
> Subject: Re: Question about front disc brakes
>
> > What is the purpose of slotted rotors? Is it for heat dissipation?
> >
> > ??//
> >
> > ----- Original Message -----
> > From: Stephen McCartney
> > Sent: Wednesday, June 26, 2002 3:58 AM
> > Subject: Re: Question about front disc brakes
> >
> >
> > Even the guys who race here are using a more or less stock setup, except
> > with slotted rotors (still available here in Australia through DBA). Get
> more
> > from the Web. FREE MSN Explorer download : http://explorer.msn.com
> >
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>
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