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

Last month we began a new series on the basic operation of the internal combustion engine. We realize that many of our readers may be new to the high-performance scene and do not fully understand the ...

With oil reserves projected to exhaust by 2040 and mounting climate concerns, the automotive industry faces an urgent need for alternative fuel sources. Companies like Toyota and Honda have championed ...

With all the recent emphasis on electric vehicles, we often overlook the technology that still powers most cars on the road today. The internal combustion engine (ICE) has been at the heart of the ...

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 ...

Engine power is a product of its overall displacement, but two similarly-sized engines with different bore and stroke ...

In order for any internal combustion engine to function properly, you need three basic things: air, fuel, and spark. Air mixes with the fuel, providing an explosive catalyst. The engine compresses the ...

A better mousetrap? Even now, as electrification seems poised to end the internal combustion engine’s long run as the transportation motivator of choice, enterprising tinkerers continue to propose ...