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      01-22-2013, 11:40 PM   #20
aerobod
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Drives: Caterham R500, M2-G87, Macan S
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Quote:
Originally Posted by elwesso View Post
Is there any other reason the rotors can't be turned other than they're drilled?
They are floating rotors, the aluminium hat is joined to the cast iron brake surface by stainless steel pins. You can't machine the brake surface accurately by clamping the hat, as it will just move on the pins.
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