Re: ATE Power Disks

[Russ Poffenberger <poffen@xxxxxxxxxxxxxxxxxxx>]

> Date: Wed, 7 Apr 1999 12:19:42 -0400 
> From: dstevenson <dstevenson@domain.elided>
> Subject: ATE Power Disks
> 
> >IMHO,
> >the power disks are not noticeably better, but also no worse.
> 					>Murf	'87 328is	bmwcca 79550
> 
> I would think (and I would bet SteveD would agree) that if you are not
> planning on trips to the race track, the Power Disks are a major waste of
> money. For street driving (even spirited street driving) the stock vented
> front rotor should suffice. You find the (gas slotted) power disk and
> crossdrilled rotor crowd at Watkins Glen and places like that where the
> extra braking power is needed. It is my understanding that the slots help
> dissipate heat across the rotor, and in turn keep this heat from boiling the
> brake fluid.  

Well, I had problem with OEM rotors warping after a few months (a common problem
on E30 cars), I have not had ANY problems with my ATE powerdiscs after a year
and a half, so for me it was worth the expense. I do only spirited street
driving.

1990 325i-2.9
1998 Mustang Cobra Coupe #531/5174
BMWCCA #138716
SCOA #1363


- --
Russ Poffenberger               Engineering Specialist
Schlumberger Technologies ATE   DOMAIN: poffen@domain.elided
1601 Technology Drive
San Jose, Ca. 95110             Voice: (408)437-5254  FAX: (408)437-5246

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