Ford once sketched a road where an engine's pistons never saw oil and engines ran hotter on purpose. In a late‑1980s patent application filed and granted in Europe, the company described an "uncooled ...

NOTE: With this issue of HOT ROD, your Shop Series begins a slightly different and more comprehensive approach to the discussion of engine and vehicle basics. In the coming months, you'll find a frank ...

"No replacement for displacement" was the motto that produced some large powerplants during the exciting muscle car era. Nevertheless, this motto was taken to another dimension in the case of these ...

Automakers once bet big on bizarre ideas—from swirling airflows to variable compression—and the results were as fascinating as they were short-lived. Automotive engineers have invested countless ...

Some agree that batteries are the clear winner in the race against hydrogen technologies, while others think the opposite. There's no such debate among internal combustion engine proponents. Almost ...

"Gearheads are realizing the experience is such an important part of the car." It's nearly impossible not to smile when you squeeze the throttle on the new Aston Martin Vantage. Aston executives may ...

For comparison, the Honda GX240 single overhead cam commercial-grade 242-cc engine might suffice; it's around the same displacement and doesn't have a gearbox adding to its weight like a ...

Toyota, Mazda and Subaru are not giving up on internal combustion yet. The Japanese auto giants are forging ahead with the development of new internal combustion engines, which the automakers say are ...

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.

Automotive engineers have invested countless billions trying to improve upon the humble internal combustion engine, but not all those efforts have translated well. In fact, sometimes, things got weird ...