It’s natural to wonder—healthy, even. Still, it can be scary to challenge what you know. Rarely in life can we do that on a small, inconsequential scale… but if you have a cheap 3-horsepower diesel ...

For some, the allure of riding a motorcycle has as much to do with the sound as it does the ride. These are 10 of the highest ...

The year was 2015. Fans of internal combustion were watching automakers build some of their very best high-performance engines. The fastest Corvette of the day was the 650-horsepower Z06, with a ...

Revving a warm engine under load and within the manufacturer’s redline is not bad for the engine. Revving a cold engine, revving in neutral without load, or accidentally forcing the engine past its ...

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 ...

There is real joy in experiencing the sound of a raucous exhaust note. Unfortunately for all the drivers out there, cars sound quite different depending on whether you’re actually inside or not. Ford ...