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Old 03-26-2007, 09:46 PM   #92
Rob Levinson * UUC Motorwerks
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Join Date: Jan 1970
Location: GA
Posts: 4,004
My Ride: 7s, M5s, M3s, others
Originally Posted by jpr View Post
I promise you I am actually totally ignorant of that.

The closest I can come was the earlier mention of SHW as the manufacturer of the BMW Motorsport, Porsche, and a few other high-end rotors. But I believe we established, and you concurred that those are drilled ( "I am also agreeing that the aftermarket companies you listed previously do not use that technology, but are machine-drilled." )

So I'm back where I started, still trying to find an actaul real live example of a cast perforated rotor.
Ah, then maybe THAT is the true source of the disconnect! SHW, etc., are not "aftermarket"... they are OEM.

- Rob
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