engine size

To achieve ambitious 2016 Federal fuel-economy goals, carmakers are working hard to make their engines smaller and more efficient. That's not news. But it's increasingly looking like we'll have a new target for compact cars over the next few years: a rating of 40 miles per gallon highway, from an engine of 1.4 liters. Cruze and Volt too That's what both General Motors and Chrysler are planning on. GM's entry will enter dealerships early next year: It's the 2011 Chevrolet Cruze Eco, which uses a special package of lightweight wheels, active aerodynamic aids, and other components to achieve an...