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Differential Ratio
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11-04-2009, 11:24 AM
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jmatta
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Join Date: Nov 2007
Location: Chicago suburbs
Posts: 1,675
I have short gears and a 7:31 RP in the old 911...cost is not for the faint of heart.
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2002 Boxster S
1973 911 Green FrankenMeanie
PCA DE Instructor circa '95
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