High-octane fuels are critical for the proper operation of some performance engines due to how they're engineered to deliver ...

The AMC inline-six debuted in 1964 and ran until 2006, outlasting the unreliable 360 V8 thanks to its simplicity and ...

Making sure your engine has proper compression is vital for its health. You can rely on one of two methods to test this, but ...

Turbochargers were once purely for the racetrack, but the Hurricane 4 pushes the tech to the limit in a high-horsepower, ...

Mazda spent nearly a decade bringing Skyactiv-D diesel to the US, but emissions hurdles, bad timing, and the 2019 CX-5's weak ...

The rotary's reliability problem was mostly an owner problem. Here's the disciplined playbook that keeps FC 13Bs alive.

The most reliable Harley-Davidson V-twin engine capable of regularly hitting 100,000 miles is the Evolution V-twin.

The world’s first turbocharged production car was the 1962 Oldsmobile Jetfire; only 203 were fitted with a four-speed manual ...

From the Chrysler 426 Hemi to the Pontiac SD-455, these 10 engines powered Detroit's most iconic muscle cars.

A 349 cc liquid-cooled single-cylinder engine now powers the 2026 Bajaj Pulsar NS400Z. This is the downsized version of the 373.3 cc engine that was previously ...

Bajaj Pulsar NS400Z review with new 350cc engine performance as well as handling and comfort tested; priced close to Yamaha ...