Researchers aim to meld the best attributes of both the power-dense two-stroke and the vastly cleaner four-stroke engines.

Miller cycle engines -- like those once used by Mazda -- make less power more efficiently by holding the intake valve open ...

The German automaker sees your four-stroke engine and raises you... two more strokes. Ready for some math? Porsche just ...

We've seen some bonkers engines in our day, and truth be told, this three-cylinder diesel isn't the strangest of the lot.

Think diesels are boring? Guess which automaker created the world’s highest-revving diesel engine – it might surprise you.

One Maverick owner's cross-country trip exposed the hidden flaw in his high-mileage hybrid, causing strange engine ...

Honda isn’t usually known for being a design leader. That doesn’t mean that it cannot make good-looking motorcycles; the Gold ...

Swedish bike maker Husqvarna released two Pro Enduro bikes updated for the 2026 model year, the TE 300 Pro and the FE 350 Pro ...

SPC Ford Windsor V-8 block delivers big-boost potential, durable reliability, easier fitment, and a foundation for builds.

Stored roofless since the early ’90s, this ultra-low-mile ZR-1 was nearly lost to dust and time. One click, one sale, and one detailer turned its fate around ...

Some are mechanical "poetry." Others are unglamorous workhorses that made the brand’s reputation for durability possible.

This reliable and efficient luxury hybrid SUV with impressive features is available for less than the price of a new Toyota ...