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 ...

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 ...

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 ...

The Environmental Protection Agency will move forward with the previous administration’s 2027 heavy-duty engine low NOx ...

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 ...

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 ...

The globalized world showed us how connected we are in the most educational and cruel ways possible. If one country faces a disaster, a contagious disease, an industry disruption, or war, all others ...

Automakers now treat silence as a core performance metric, not a luxury afterthought. The most obsessive high-mileage drivers increasingly chase engines that combine low noise with the kind of ...

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 ...

Volvo Trucks North America has revealed its new Variable Geometry Turbo engine. This launch is meant to pair with and improve the new Volvo VNR truck. Focusing on fuel efficiency and durability, Volvo ...