12-13-2003, 04:03 PM
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Meow!
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Join Date: Mar 2002
Location: Winnipeg, Manitoba
Posts: 11,957
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The 2002/2003 WRX for sure has a 3.90 front diff but because of the 1.1:1 center diff it uses the same 3.545 rear diff.
I figure RPM's at 60mph with this tranny should be under 2400.
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