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Old 05-30-2008, 01:08 PM   #1 (permalink)
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Eva - '85 300D Turbodiesel
90 day: 25.68 mpg (US)
how to calculate cd
so, how do you do it?


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|1985|Mercedes Benz| 300D Turbodiesel|290k miles|
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Old 05-30-2008, 01:18 PM   #2 (permalink)
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Daox's Paseo - '97 Paseo
90 day: 45.63 mpg (US)

Daox's Matrix - '03 Matrix
90 day: 38.15 mpg (US)
The best way we have of doing it is coast down tests. See this thead for more info:

Measure the drag coefficient of your car
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Old 05-30-2008, 01:55 PM   #3 (permalink)
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Eva - '85 300D Turbodiesel
90 day: 25.68 mpg (US)
very cool. I just need an assistant to do this. I think I shall do it sunday. Do I need the frontal area of the car?
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