Diesel engines do their hardest work in the toughest jobs, from highway semis to construction equipment, and the reason they ...

The purpose of your engine is to compress fuel and air and then ignite it, creating heat energy that then makes mechanical motion. If your engine can't compress the air and fuel properly, the engine ...

A remote starter switch and a top-quality, screw-in-type compression gaugeâ such as these models from Sears, Roebuck & Companyâ can be used to measure the pumping efficiency of an engine, as well as ...

Forget variable length intakes and variable valve timing, Infiniti is going all the way and introducing variable cylinder compression ratios. The new VC-T turbo engine automatically adjusts between a ...

Every new electric-car announcement is touted as another nail in the coffin of the internal-combustion engine. But the internal-combustion engine keeps fighting back. The latest counterpunch comes by ...

Engine cylinders can misfire for many reasons. There are four causes in particular that you should be aware of; here's what ...

Dan Clougher is an automotive journalist and former classic and sports car dealer with hands-on experience across luxury, performance, and collector vehicles. Before joining CarBuzz, he managed his ...

Diesel engines are different from gas engines in numerous ways, including their use of high compression ratios. Here's why ...