This venerated manufacturer is known for its high-performance six-cylinder sports cars, and one of them has the most powerful ...

The Vitpilen 801 is Husqvarna’s first proper twin-cylinder streetbike. Rennie gets one out for a fang and reports in from ...

Kawasaki ’s KLX300SM supermoto returns to the lineup in 2025, with the only major change coming in the form of a price ...

Golen produces special Chevy and muscle car era engines, but perhaps the most unique offering is the 4.6-liter Jeep stroker ...

Less fuel and emissions, more power, higher revs. EcoMotors' OPOC engine promised it all. Investors, including Bill Gates, gave money. And lost money.

Porsche's new patented six stroke engine might not be a thing of reality yet, but the new technology is still very ...