- #1
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- 15
Take a lightweight small aeroplane, swap out the WWI era magnetos that run the engine for the modern fuel injections system in your car and get 100mpg
http://www.aopa.org/aircraft/articles/2008/081230100mpg.html?WT.mc_id=090102epilot&WT.mc_sect=gan
http://www.aopa.org/aircraft/articles/2008/081230100mpg.html?WT.mc_id=090102epilot&WT.mc_sect=gan