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Old 05-13-2008, 09:08 PM   #52 (permalink)
Duffman
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Join Date: Mar 2008
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Method #1, use of accelerometers combined with a known mass of the car. There are a few off the shelf products such as: http://www.gtechpro.com , I think there is another company making a similar product as well. I'm not really sure its total capability as far as plotting a HP curve but these are getting more sophisticated every year.

#2
http://www.amazon.com/Performance-Ig...0723303&sr=1-1
This book has a step by step procedure to do it with a stopwatch. I highly recommend this book to anyone who frequents this site as there is a ton of good information in this book!

I had #2 in mind when I said it might not be the most accurate.
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