However, Mazda hit 13.0:1 with a four-cylinder engine in 2011, and that popular engine remains on sale today. The similar ...

At first glance, the concept of engine compression is simple enough:It's the ratio of the volume of the combustion chamber and bore when thepiston is at bottom dead center (BDC) versus when it is at ...

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 ...

Taking an engine compression test is sort of like checking your car's blood pressure. It's a quick and painless procedure ...

Learn all about the design, operation, and troubleshooting of small internal combustion engines like those used in generators and lawn mowers! Dig into the function of different engine parts, ...

Mazda patents a complex 6-stroke engine that generates hydrogen from gasoline, offering zero emissions and daily operation ...

Despite the turbulence Nissan has faced over the past few years, some of its technology is undeniably impressive. Perhaps the crowning jewel of this engineering power is its variable compression ...

However, Ford was thinking in another direction, deciding to focus on efficiency and balance. The result was the small-block V8, a compact, lightweight engine that proved you didn't need massive ...