Toyota's exclusive rally-bred turbocharged engine remains an icon in its extensive performance car history.

You might think that four cylinders are inherently better than three, but is that really the case? The answer is more nuanced ...

Most four-cylinder engines use a single spark plug per cylinder, but a lot of them throughout the years used eight spark ...

The SL43's awesome four-cylinder engine might die so an inline-six can live, and it's all thanks to emissions regulations.

Discover how Russian YouTubers from Garage 54 somehow turned a classic Subaru boxer engine into an inline-four by cutting the ...

Although turbocharging has long been part of the automotive industry, and adding boost to an engine has always been popular among race car builders and enthusiasts, the degree to which modern cars ...

Downsizing has resulted in many of our beloved V8s being shelved in favor of six-cylinder alternatives, some of which have then further shrunk down to four-cylinder motors. Now, with the continual ...

The bore of a cylinder (along with the stroke and the number of cylinders in the engine) is what determines displacement. Increasing the bore can help boost the horsepower of your engine, which is ...

The five-cylinder engine is uncommon relative to the ubiquitous four-cylinder, six-cylinder, or eight-cylinder variants. As an odd-number engine, it certainly is in a class of just three such engines.

Half a century of odd-number magic fades as regulations and EV focus take over ...

Audi’s inline-five is set to bow out as stricter emissions rules and electrification investment bring its 50-year run to a ...