In theory, Wankel-style rotary internal combustion engines have many advantages: they ditch the cumbersome crankcase and ...

Three-cylinder engines offer better fuel efficiency, lower emissions, and cheaper builds — but they can be noisy, less ...

Automakers spent decades chasing better engine performance and efficiency, often in strange ways. These five internal ...

Second P100 sourced and restored, Simon then fitted the jet engine to its load deck, wisely leaving the vehicle’s original ...

One of the simplest V8s ever built is also the most common, meaning that you'll never want for parts and support.

Next time when you're browsing for new spark plugs, pay attention to the temperature ranges. Cold and hot plugs both have ...

Diesel engines have long had a solid reputation for reliability, but these powerhouses have proven to last far longer than ...

At the SEMA show in Las Vegas, HRC previewed a suite of performance parts on a Passport prototype and a rally-ready Civic ...

The 4-cylinder engine seems less romantic than the larger V6 and V8, but don't sell it short. It has edges over its bigger ...

Stellantis unveils a 2.0-liter turbo four with 324 horsepower for the 2026 Jeep Grand Cherokee. Is this the new benchmark for ...

See the most impressive engines of SEMA 2025 in Las Vegas. From radical customs to flawless builds, these powerplants define ...

The 1,000-horsepower 426 Hellephant is improved for 2026, and the latest 354 Hemi race engine should have upwards of 1,500 hp.