Both pistons and valves move in and out of a space at the top of engine cylinders known as the “combustion chamber”.

In fall 1935, an Italian pilot named Francesco Agello set a speed record that has remained unsurpassed for 90 years. In fact, ...

Short strokes reduced piston acceleration at any given speed ... short stroke four-cylinder engines? Here Comes the Blanket Analogy When we lie down to sleep at night, we cover ourselves with ...

The XF8B was envisioned to provide the U.S. Navy with a long-range carrier-borne fighter that could take the fight to the Japanese mainland. When it comes to military aircraft manufacturing, Boeing is ...

Basically, two opposed pistons are rigidly connected to a perpendicular ... The S415 shown is the middle child in a family of two, four, or eight-cylinder engines configurable as naturally ...