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

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 ...

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

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 ...

The final design, however, ditched the rear cylinder, but kept the connecting rod attached to a weighted linkage to replicate the mass of the rear piston. The additional mass gave the engine the ...

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 ...