A 1970 Datsun 1200 weighed 1640 lbs. A 2009 Nissan Sentra weighs 2700, and its base engine size is 50% larger than the 1200. Same thing has happened to Civics.
Add that to what Frank said. My 2002 SE-R got a boost from 19/26/22 mpg to 22/28/25 mpg in 2008 because of the EPA testing changes.
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Darrell
Boycotting Exxon since 1989, BP since 2010
Have you ever noticed that anybody driving slower than you is an idiot, and anyone going faster than you is a maniac? George Carlin
Mean Green Toaster Machine
49.5 mpg avg over 53,000 miles. 176% of '08 EPA
Best flat drive 94.5 mpg for 10.1 mi
Longest tank 1033 km (642 mi) on 10.56 gal = 60.8 mpg
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