We ask an automotive engine calibration engineer how Chevrolet’s new 5.5-liter LT7 V-8 makes more than 1,000 hp. GM recently dropped the details on the new 2025 C8 ZR1. As an engineer who has worked ...

The Subaru EJ engines seem to have caught the eyes of people building experimental light aircraft at home, but why are they ...

The original concept of combustion engines as we understand them dates as far back as the late 1800s. And while they are more or less a solved science today, they definitely didn't start that way.

Despite its critics and moves toward electrification, the internal combustion engine is not yet dead. Though its design for passenger vehicles may have begun to reach its apex with Mazda’s Skyactiv ...

In the era of downsizing, automakers are gradually moving away from high-cylinder engines. As a result, they are increasingly in favor of smaller, often turbocharged or hybridized powertrains. A few ...

With a Master's degree in English Literature and six years of writing experience, Aayush has been contributing to TopSpeed for over two years. Since 95% of his personality is motorcycles, he goes ...

Four-cylinder engines have been part of the automotive scene for over a century. Yet the quest for more power under the hood dominated most of the 20th century, giving rise to six- and eight-cylinder ...

We ask an automotive engine calibration engineer how Chevrolet’s new 5.5-liter LT7 V-8 makes more than 1,000 hp. I instantly got a ton of questions from friends on both sides of the industry. Most ...