The V8 engine is the backbone of the American car industry. These mills have been fitted under the hood of everything from pickup trucks to muscle cars, and even hot hatches. But while V8s are ...

It’s one thing to hear your engine roar when you hit the gas, but if your car keeps revving on its own, even while idling or in park, something’s wrong. That high-pitched hum or surging RPM gauge ...

Normally, we associate diesel engines with low revs and high compression ratios, making them ideal for situations where you want more torque horsepower — and yes, there are a lot of differences ...

Reaching supercar revs is a complicated casserole of ingredients that includes the reciprocating mass, balance, lubrication, type of valvetrain, valve timing, and the engine's ability to breathe.

The era of cheap high-revving engines that once screamed up and down America's highways has largely faded as fuel economy and emissions regulations have forced automakers to rethink how modern cars ...

Supercars have always pushed the boundaries of technology. That's how they manage to deliver those headline-grabbing power and performance figures. But for a long time, owning a supercar meant having ...

Discover the engineering marvel behind Mazda's Skyactiv-D 2.2 diesel engine, and what lies ahead for diesel fuel. Mazda unveiled the second-generation CX-5 in 2016 and promised buyers they would soon ...