Two years ago it was only a well-developed concept. (See “Rethinking engines,” MACHINE DESIGN, March 3, 2007). But this year, the Scuderi Group unveiled a cutaway model of the proof-of-concept ...

The independent lab’s study predicts the engine will have more power, torque, and efficiency under full load than state-of-the-art turbocharged engines. This study is the first of three to be ...