Diesel engines are different from gas engines in numerous ways, including their use of high compression ratios. Here's why ...

A.Here's a pressure-volume diagram for a combustion engine. Although rough, it is an approximation of the so-called air-standard cycle. '' Point (a) is at atmospheric pressure, after which the air is ...

Step right up, ladies and gentlemen, to our Hall of Internal Combustion Oddities! Hurry, hurry, hurry, and set your eyes on the strangest engines you've ever beheld! Witness BRM's H16, formed from the ...

WinGD claims the VCR technology can deliver up to 25% fuel savings and 33% lower methane slip, depending on fuel and engine load.

Nissan's innovative variable compression engines were a fascinating innovation when they were first revealed, but the jury is still out on whether or not the combustion technology will stick around. A ...

There’s still another couple of months before the 2026 crop of F1 cars takes to the track for the first preseason test. It’s a year of big change for the sport, which is adopting new power unit rules ...

Diesel engines do their hardest work in the toughest jobs, from highway semis to construction equipment, and the reason they ...