Filed under: Budget , Technology , Mazda 2010 Mazda3 – Click above for high-res image gallery Mazda gave us a glimpse of its next-generation Sky-G (gas) and Sky-D (diesel) powertrains at the 2009 Tokyo Motor Show , as well as its new Sky-Drive six-speed automatic transmission. These engines are currently running the testing gauntlet, as the first applications are expected to show up as early as next year in the refreshed Mazda6 sedan. Car and Driver was able to snag an early test of a 2.0-liter Sky-G engine, which will reportedly achieve 30 miles per gallon in the city and 39 to 40 mpg on the highway when used in a Mazda3 .

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Prototype Mazda3 with 2.0L Sky-G engine gets 30/40 mpg