What brand posi does GM use?

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Mar 21, 2003 | 03:05 AM
  #1  
What brand are the factory posi units that came on the 92 camaros? What about the newer GM camaros and other vehicles? Thanks
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Mar 21, 2003 | 03:35 AM
  #2  
I can tell you that my '82 came with an OEM Auburn Posi...if that helps any...

Ron
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Mar 21, 2003 | 03:58 PM
  #3  
Thanks, did the 82's have the same posis as the 92's?
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Mar 21, 2003 | 08:33 PM
  #4  
Thirdgen posi's were Auburn Cone style limited slip differentials. 4th gens used Zexel Torsen limited slip.
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Mar 21, 2003 | 08:52 PM
  #5  
Quote:
Originally posted by GMTech
Thirdgen posi's were Auburn Cone style limited slip differentials. 4th gens used Zexel Torsen limited slip.
Is there an advantage to one or the other?
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Mar 22, 2003 | 02:03 AM
  #6  
A torsen is more stable cornering and I think is rebuildable but is more expensive. The Auburn cone type is cheaper but not rebuildable but lock right away even turning. I don't know if it was stock but when I put gear in my buddies 95 Z-28 it had an Auburn in it. We put a torsen from an S-10 SS with 4.10's (the auburn ratched bad) and he doesn't like the torsen because it won't do posi doughnuts because I think you have to go straight before it locks up.
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Mar 22, 2003 | 02:40 AM
  #7  
hmmm, I hear good things about eaton, I think i'm gonna go with an eaton posi unless someone on here can convince me not to. Anyone have any experience with an eaton posi?
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Mar 22, 2003 | 12:48 PM
  #8  
I have an Eaton posi in my 69 Camaro with a 12 bolt and 3.73s.
On a 150 shot and a 475 horse 383 I spray out of the hole and my best 60 foot is a 1.55 and I've had no problems. I didn't know that you could get an Eaton for a 10 bolt. If you can I would.
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Mar 22, 2003 | 02:01 PM
  #9  
http://www.slponline.com/view_produc...TNUMBER=64501T
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