A car that does 377 mpg: http://www.seattlepi.com/local/351903_needle20.html http://www.seattlepi.com/local/351903_needle20.html But that means: hardly any ch

A car that does 377 mpg: http://www.seattlepi.com/local/351903_needle20.html http://www.seattlepi.com/local/351903_needle20.html But that means: hardly any chassis, no gearbox, aircraft tires, the engine is wrapped in asbestos, driving a constant 30 mph, etc., etc. This car is in the Guiness book of records. Edit: BTW, I'm not claiming that means the car in this article is also plausible: if it claims to yield a constant 55 hp, then it can't do 110 mpg.