I have already written about LiquidPiston and its XTS-210, but Avadi's idea is even more striking: it is a reciprocating engine that works as a rotary ... delivering 15.8 hp (11.8 kW) and 30.2 ...

Since the invention of one of the earliest practical cars, the Motorwagen, over a century ago, most vehicles have relied on internal combustion engines. This technology combines fuel and air to ...

You might know it as the 5.0-liter V-8 found in the original Lexus IS F, GS F, RC F, LC 500, and today's IS 500 F Sport ...

The 2026 standard Cadillac CT5 models are attractive, well-equipped, and nimble—and nothing like the marshmallow-soft rolling ...

For example, there’s quite a bit more power on tap than in the outgoing M5. Under the hood is a 4.4 L twin-turbocharged V8 ...

Overall, the 2025 Mercedes-Benz GLC-Class is the consummate Mercedes-Benz, deftly balancing the dual demands of comfort and ...

I drove a 2025 Nissan Frontier pickup truck and was impressed by its powerful standard V6 engine, durable, easy-to-use cabin, ...

These cars have all the ingredients to become future classics – be it unmatched performance, soul-stirring engagement, or limited production run – and they are captivating not just enthusiasts, but ...

As the piston moves back up the cylinder, the valves close ... One example is Mazda with its Renesis rotary engine. This lives under the hood of its 2004-2011 RX-8 sports car, and due to an abnormal ...

Under the hood of the 2025 Mazda CX-30 is one of two powertrains. The base engine is a naturally-aspirated 2.5-liter, ...

The Vanquish returns with a 5.2L Twin-Turbo V12, producing 835PS and 1000Nm torque. It’s Aston Martin’s fastest series ...