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GM delays innovative new diesel truck engine

General Motors' deteriorating financial situation has caused the company to delay one of the most advanced engines that it has ever designed, a 4.5-liter diesel for light-duty trucks. "We have to make tough decisions right now," GM Powertrain spokeswoman Susan Garavaglia said. Truck enthusiasts were eagerly awaiting the engine, which would have started production next fall at GM's plant in Tonawanda, N.Y.

Lamborghini shifts R&D focus from more horses to fewer pounds

Lamborghini's drivetrain wizards say they have all the horsepower they need for their super-fast cars. So from here on, performance gains will come from using lighter materials to reduce vehicle weight, instead of from chasing more engine thrust. "It has come to the point where acceleration equals consumption," said Stephan Winkelmann, CEO of the Italian automaker.

2014 BMW X5 priced starting at $53,725

The 2014 BMW X5 was officially revealed by the automaker about a month ago, but now the pricing has been officially released. The rear-wheel drive X5 sDrive35i starts at $53,725 (all prices include destination and handling) while the all-wheel drive xDrive35i will start at $56,025. These models come with BMW's 3.0-liter twin-turbo inline-six laying down 300 hp and 300 lb-ft of torque.