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Old 04-03-2012, 09:05 PM   #42
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Join Date: Mar 2005
Location: Columbia, MD
Posts: 743
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Originally Posted by Hornung418 View Post
So I can take the ring and pinion from a 3.15 open diff and swap it to the M3 rear and it will reinstall it with perfect fit?
You need the right R+P, not just any E46 R+P

And it's not as easy as just swapping over. Lots of work to swap them.
John V
'02 330Ci - Megasquirt 3 tuned by
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