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Old 10-09-2012, 05:14 PM   #12
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Join Date: Mar 2006
Location: Southern California
Posts: 23,846
My Ride: M54B30
Originally Posted by WDE46 View Post
I just made a nice table. It is setup for a 330Ci 5-speed manual with 245/40-17s on the rear wheels. You can put in anything.

Use a wheel radius in METERS (you'll have to calculate that yourself). Unfortunately, the wheel radius changes with speed and load, so an average is the best I can do. Ratios are unitless by definition.

Attached a screenshot of the plot for those who are without excel.

Wow that used up exactly the time I had left until I leave work hahahaha.
can you make one for a 3.38 diff. this one is the stock 2.93 i assume
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