Give it wheels and a steering mechanism, and people will try to power it with anything they can. Visionary (and not-so-visionary) tinkerers and engineers have experimented with everything from steam ...

The Small-Block Chevy has not only become a cornerstone of American automotive performance but has also influenced countless ...

The automotive industry is witnessing a significant shift as traditional engine designs fade from the market. One engine type ...

The days of internal combustion engines are numbered. Unfortunately, the exact number is constantly shifting, with regulators moving the goalposts so often that manufacturers are left scrambling to ...

We may receive a commission on purchases made from links. Developed and patented by Rudolf Diesel, the diesel engine was designed to offer higher efficiency than the widely-used Otto gas engine, using ...

A computer generated power stroke of an internal combustion engine, following ignition - Pathompong Thongsan/Getty Images When comparing engine specs for nearly any combustion engine automobile, we ...

The first of Union Pacific's third-generation GTEL locomotives. Wikimedia Commons/Union Pacific. The combination of advances in engine management technology, in the design of heat exchange technology ...

As you may know, an engine's compression ratio is directly linked to its combustion efficiency. All else being equal, higher-compression engines tend to make more power while offering better fuel ...

There's more to piston shapes than you might think. Whether it's domed, flat, or dished, all pistons have their fair share of pros and cons when it comes to performance and efficiency. Understand that ...

Mazda’s SKYACTIV-Z tech could change the way automakers and drivers look at gas-powered engines amid today’s significant EV investment push. Expert engineer Masahisa Yamakawa at Mazda said that heat ...