DETROIT (AP) — When General Motors engineers and designers started work on the next-generation Corvette, they drew up the usual requirements for the star of American muscle cars.
Killer looks. Big engine. Handles like a race car.
But topping the list back was something at odds with the roar of the car's big V-8: Gas mileage.
The new Corvette could not be a gas guzzler. Stricter...