The XF-84H was an ambitious project to reverse-engineer a jet-powered F-84 into a prop-driven aircraft capable of achieving ...

Airplanes obviously employ very different engine technology compared to ground vehicles, but some actually do use a form of ...

but the new Skyraider II is one of many propeller aircraft still used by the U.S. military, including the T-6 Texan II training aircraft. For the Air Force Special Operations Command ...

Operators can expect shorter takeoff distances, faster climb rates and cruise speeds, smoother operation, reduced cabin noise ...

These aircraft use turboprop engines that drive the propeller in the front of the aircraft ... These are 4- to 6-cylinder direct drive horizontally opposed, air-cooled engines.