While the engine does have some promise in torque, lower emissions and better consumption, one of its major drawbacks (in its ...

The stroke is considerably shorter, and uses energy of the engine's exhaust vacuum to assist in the combustion cycle, also enabling ... arrays of cylinders (2, 4, 5, 6, 8, etc.) ...

The phrase "Atkinson cycle" is as synonymous with hybrids as the words "Toyota" and "Prius". But what does that even mean and ...

We had no idea that what’s needed to convert an internal combustion engine ... The source of the engine doesn’t really matter as long as it’s a 2-cycle motor. This engine had one spark ...

[MacGyver] [Lou Wozniak] is on a mission to build an internal combustion engine using only hardware store parts. What you see above is his third attempt at it. Depending on your hardware store ...

Porsche's new patented six stroke engine might not be a thing of reality yet, but the new technology is still very ...

In between, over a century of internal combustion ... and feels. Stroke indicates how many times the piston in an engine travels up and down to complete a full ignition and exhaust cycle.