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Can anyone tell me the diifferance in these rotors??

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Old Jun 1, 2008 | 08:50 PM
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sk8world
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Can anyone tell me the diifferance in these rotors??
Pics are here. Whats the diferance in the 2? Notice the compression pit in each face are differant, one is smooth the other machined w/ lines??
Attached Thumbnails Can anyone tell me the diifferance in these rotors??-rx7-024.jpg  
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Old Jun 2, 2008 | 01:10 AM
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Originally Posted by sk8world
Pics are here. Whats the diferance in the 2? Notice the compression pit in each face are differant, one is smooth the other machined w/ lines??
Just differant years, castings etc. If you just make sure the rotor letters are within + or - 1 of one another and you'll be fine. Besides, I recommend you get your assembly balanced anyway.

-J
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Old Jun 2, 2008 | 05:50 AM
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i had a set of rotors with lines like yours that came out of a 1991 turbo II
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Old Jun 2, 2008 | 07:32 AM
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S4 vs S5? compression chamber seems a bit different also.
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