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Old 12-16-2007, 06:13 AM   #4 (permalink)
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Originally Posted by MetroMPG View Post
I've read in various places that taking off 1 lb of rotating mass is the same as removing anywhere from 7 to 16 lbs elsewhere (there's the Internet for ya).
I believe this is primarily a concern for auto handling. From the POV of efficiency, weight is weight is weight. Dropping 10-15lbs of my vehicle weigh via lighter wheels is equivalent to dropping 10-15lbs off my ass.
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