Ranking the most impactful and unforgettable engines of the 21st century so far, with real data and the performance stories ...

Here are 2025's most popular questions and answers from The Journal's Car Doctor column, from rotating tires to oil changes.

The horsepower produced by a V6 engine varies based on displacement and technology. A naturally aspirated V6 can produce ...

When it comes to high-output engines, cars with lots of cylinders — like ones sporting a V10, V12, or even W16 engine — are probably the first thing to come to mind. These powerful engines include the ...

Explore how boxer engines really work, why they’re not just “flat” engines, and how Porsche and Subaru kept a 120-year-old ...

Engines hum with stories, suspensions whisper secrets from every pothole, and dashboards quietly keep score of the miles ...

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 ...

Changan’s R05E prototype achieves first ignition, signaling renewed interest in rotary engines but for a wilder application.

Most people are familiar with the importance of oil for the internal combustion engines that power our modern vehicles. The petroleum-based fluid is designed to provide lubrication to the vast amount ...

Plans to ban the sale of new combustion engine cars in the European Union by 2035 have been thrown into turmoil after pressure from car manufacturers.

We here at GM Authority get a lot of questions from owners asking about about the recent L87 GM engine recall, one of the most common of which is what happens when an affected vehicle passes GM’s ...