Diesel engines cannot work without oxygen, so how do diesel submarines operate when they're underwater? Their propulsion ...

You might have heard about high compression ratios, but what exactly are they, and what kind of effect do they have on an ...

As a diesel owner, I know the hectic heartbreak of trying to keep such an unpopular drivetrain up and running in the U.S. Most people think of big semi trucks when they think of diesel, or they think ...

Traditional Two-Stroke Engine Issues A traditional two-stroke engine has the piston pushing down after firing, moving past an exhaust port and allowing the exhaust gases to leave the chamber.