California air regulators on Wednesday urged automakers and engine manufacturers to disclose by the end of the year any unapproved hardware or software programs that compromise a vehicle's emissions ...

General Electric Co said on Monday its GE9X engine for Boeing Co's 777X passenger jet has been certified by the U.S. aviation safety regulator, clearing a hurdle in the planemaker's path to bring its ...

A Mazda RX-7 swapped with a 2JZ engine and tuned by VA.MA, featuring 2-step launch control, dyno pulls, accelerations, and burnout clips. Captured with pure turbo sound and raw performance.