Add Yahoo as a preferred source to see more of our stories on Google. Japanese automakers Mazda and Toyota, among other brands, have been working hard on furthering efficiency without sacrificing ...

Toyota's Dynamic Force Engine Has Reached 40% Thermal Efficiency Toyota's "Dynamic Force Engine" is designed with torque, power, and efficiency in mind. The whole idea of the engine centers on ...

Some engines are simply better made than others. Of course, this is a subjective statement, as someone's definition of "better made" can differ from someone else's. However, when it comes to sheer ...