Every time we talk about an engine, we talk about the amount of horsepower it has. Even if we talk about electric motors in most modern EV, we tend to read the horsepower figure to determine the power ...

Bore and stroke do far more than define engine size. They help shape airflow, piston speed, torque delivery, and rev ...

The term horsepower has been a staple in the automotive industry for decades, but why exactly do we use it? The concept dates back to the 18th century when engineer James Watt sought a way to compare ...

A crankshaft may experience irregular rotational speed patterns caused by a combustion engine’s discrete firing process. These excite components of the driveshaft, which causes rotational vibrations ...

Language is an imperfect medium, but it's what we've got, so let's go with it. Determining the swept volume of inventor Felix Wankel's rotary engine can generate more arguments than claiming what a GT ...

Thanks to a close collaboration between the Swiss Federal Laboratories for Materials Science and Technology (Empa), SR Technics and the Federal Office of Civil Aviation (FOCA), Switzerland is setting ...