Formula 1 cars have some excellent thermal efficiency, with even the best mainstream cars just scraping under their potential ...

Geely's new hybrid engine achieves record 48.41% thermal efficiency and 106 MPG, approaching Formula 1 performance levels.

The Engine Technology Forum (ETF) today announced the availability of the recorded version of its April 20 webinar, "Making Diesel Clean: What You Need to Know About SCR and DEF," which brought ...

In theory, Wankel-style rotary internal combustion engines have many advantages: they ditch the cumbersome crankcase and piston design, replacing it with a simple, single-chamber design and a thick, ...

Smaller, more powerful and fuel-efficient engines don’t seem to have great long term reliability. Engine recalls from major automakers such as GM, Toyota and Honda have cost billions of dollars. Moves ...

Most of us tend to assume that, as technology and manufacturing standards improve over the years, vehicles should be gradually getting more reliable. However, according to a recent study, that is not ...

Daud Gonzalez is a lifelong car enthusiast and automotive writer with a specialty in modified and race-ready rides. He spends most of his time modifying his cars and ruining them in the process. He is ...

CarMD, a leading provider of vehicle health data and technology, today released its 2026 CarMD® Vehicle Health Index™ report, ...

Start-stop technology shuts the engine off at traffic lights and restarts it the instant you lift the brake. It saves 3 to 10 ...

Cars need torque; bikes need revs. This assumption has divided the automotive sphere for decades. While both share the same working principle, there are significant differences between a motorcycle ...

One of the advantages of buying a used car is that plenty of paperwork is available to give you a good idea of its market value, including the vehicle history report. With a new car, the value is ...