Not all spark plugs are created equal, and knowing which one your car needs can vastly improve your car's fuel economy.

The publication has been providing useful consumer advice for years, and for 2026, Korean models seem to be dominating.

Enclosed within a 42-ft.-long nacelle, the Symphony engine incorporates an axisymmetric spike inlet and plug exhaust nozzle with a translating centerbody. Credit: Boom Supersonic Remarkably, Jan 21.

The new contract covers the Post-Critical Design Review phase of the B-52 Commercial Engine Replacement Program, which will replace the TF33 engines with the new F130s. The U.S. Department of War ...

You know the drill by now. You're sitting in the purgatory of the service center waiting room. Precisely 63 minutes into your wait, the service adviser walks out with a clipboard and calls your name — ...

In a stunning U-turn, Porsche will reengineer its upcoming 718 Boxster EV and 718 Cayman EV to accept an internal combustion engine. The move comes after Porsche decided to scale back its EV plans and ...

Modern engines are cleaner and more efficient than the ones you grew up with, yet many drivers are discovering a new headache: stubborn carbon crust building up on intake valves. Understanding why ...

View post: Should Mitsubishi Revive the Eclipse as a Plug-In Hybrid Sport Coupe to Rival the Honda Prelude? Boxer engines feature flat, opposing pistons that move in opposite directions for smooth ...

Here’s what you’ll learn when you read this story: Stirling engines, which have been around for centuries, leverage temperature differentials in a gas to do light mechanical work. A new study ...

Will joined the TopSpeed team over two and a half years ago, bringing his lifelong automotive passion, writing experience, and editorial expertise along with him. Whether classic or modern, American ...

The owners of a 2018 Hyundai Santa Fe SE have launched a class action lawsuit against the automaker, claiming the 3.3-liter Lambda II GDI V6 engine fitted to their SUV is defective and prone to ...

This engine won't be fueling interstellar missions, but still finds an unexpected way to use deep space energy to generate power. Reading time 3 minutes Deep space may provide hidden sources of energy ...