The two-stroke gasoline engine was once a marvel of engineering, offering up huge doses of power in small and lightweight packages. Unfortunately, gas two-strokes also burn oil by design, making them ...

The third prototype of Kizilelma is also the production prototype, which shows a number of changes, including an afterburning engine, structural differences and aerodynamic improvements for higher ...

Propulsion supplier Pratt & Whitney (P&W) has begun assembling a prototype engine that could eventually power the US military’s next-generation tactical aircraft. The RTX subsidiary is under contract ...

Russia’s United Engine is to show off a prototype 500kW hybrid powertrain at an industrial exhibition, as it looks to use the architecture to progress to 1.5MW. The full-size prototype will feature at ...