You might have heard about high compression ratios, but what exactly are they, and what kind of effect do they have on an ...

Despite its critics and moves toward electrification, the internal combustion engine is not yet dead. Though its design for ...

In the interest of making sure we all know they've got a mapped strategy for powertrain technology, GM is taking its message on the road. Recently, we got the chance to talk to a few of GM's experts ...

The automotive industry continues to be a hotbed of innovation, with activity driven by factors such as auto-ignition properties of the fuel, fuel concentration, and residual rate, and growing ...

Almost always, a gasoline engine uses compression, fuel, air and a spark supplied by a spark plug to ignite combustion in a cylinder. Most modern engines use a compression ratio of about 9.5:1, but ...

COMPRESSION IGNITION is, by convention, strictly the domain of diesels. The sparkplug-less ignition of a fuel-air mixture does however hold some promise when applied to petrol engines, and General ...