Quote:
Originally Posted by MetroMPG
11. Diesel - Martin Boisvert, 2005 Smart ForTwo: 48.30 mpg.
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We should note that these guys brought their own biodiesel and ran on that. They also ran with the roof open - I'm sure they would have easily been over 50mpg otherwise, which is great to see from an alternative fuel. They're the "green" Smart below: