Hyundai figured out continuously variable valve duration in a production vehicle (or at least one about to hit production). increase in performance of 4 percent with 5 percent better efficiency, along ...

The unique style of Subaru boxer engines might seem like they need unique forms of maintenance. Here's how their maintenance ...

Here are some of the technologies that are extending the life of the internal combustion engine by making it more efficient. Displacement on demand: Shuts down unneeded cylinders once a vehicle ...

Ducati has announced it will introduce new engine technology that will boost power and torque, improve fuel economy, reduce emissions and won’t affect servicing intervals. Ducati Testastretta engine ...

Infiniti's new Variable Compression Turbo is the centerpiece of this crossover. Variable compression engine sounds like something you’d hear from a super villain describing his latest contraption. At ...

Variable cycle engine design embodies a transformative approach in aero‐propulsion, enabling engines to adapt their thermodynamic cycle to meet diverse operational demands, from fuel efficiency to ...

Petrol ATThe Hyperion series started off with the 1.2-litre, 3-cylinder engine in the Curvv, and now the series continues with this 1.5-litre, 4-cylinder ...

Engines are sized for worst-case scenarios like quarter-mile acceleration or towing heavy trailers up Davis Dam. Cylinder deactivation improves efficiency during less extreme driving situations by ...