Both pistons and valves move in and out of a space at the top of engine cylinders known as the “combustion chamber”.

The Environmental Protection Agency and California Air Resources Board have established that NOx and particulate emissions ...

The phrase "Atkinson cycle" is as synonymous with hybrids as the words "Toyota" and "Prius". But what does that even mean and ...

Abandoned without the sparkplugs, the car’s engine is seized beyond hope, and the mechanic has to tear it apart to find the ...

Usually, by the time you realise your engine is damaged, it is too late.Fortunately, you can often avoid major engine failures if you keep an eye on what is happening in your vehicle and pay attention ...

BMW M's latest EV development documentary is focused on low-grip driving, but the most interesting part is a teaser at the ...

However, Subaru is also responsible for bringing the quirky boxer engine to the modern mass market. Of course, Volkswagen were the first to bring a boxer into the mainstream with ...

Once upon a time, an Audi naming strategy snafu was a simple one. Remember the introduction of badges like 35, 40 and 50 for ...

In the annals of promised super car performance, few announcements were as dead wrong as this one, but a few did sneak out ...

The Urus SE, driven now in the UK for the first time, has plenty of hardware to support that statement. Because more than ...

BMW M's latest electric vehicle development documentary is focused on low-grip driving, but the most interesting part is a ...