Re: Do drilled/grooved discs warp less?

[four_rings@juno.com (Igor Kessel)]

On Tue, 09 Dec 1997 13:29:17 GMT mma@netwiz.net (Mark Aaldering) writes:
>On Mon, 08 Dec 1997 10:52:08 +0200, you wrote:
>
>>Hi!
>>
>>I was just wandering if drilled or grooved brake discs warp less
>>than flat surface ones. I know they give better braking, but the
>>pads don't last as long as flats.
>
>Speaking from 1st hand experience, rather than theory - Cross Drilled
>rotors 100% solved the warping problem I had with my 87 5kcsq. Bought
>the car with warped rotors from the previous owner, warped the next
>set on my dime, installed cross drilled (from group 6 performance in
>AZ) and the warping is a very distant memory.

Ditto here. I used to warp them after a few energetic stops on the
street.
Now they survive track events.

--
Igor Kessel
'89 200TQ - 18psi (TAP)
'98 A4TQ - coming soon
Philadelphia, PA
USA