Motorcycle engines live and die by how well they shed heat, and the choice between liquid and air cooling shapes everything from performance to maintenance. Riders weighing a new purchase or planning ...

Genesis works full-time as a trainer of writers, but he's also a full-time automotive enthusiast. If it has wheels and looks pretty, he's all over it. While he loves European cars more than other cars ...

The company's Commercial Power group recently introduced a range of Vanguard V-Twin Big Block air- and liquid-cooled engines with horsepower ratings from 25 to 35. Innovations include an advanced ...

Cooling fins are an iconic feature of motorcycle design. These blades made their mark early, with their parallel lines encircling the cylinders of classic bikes from day one. Whether on the striking V ...

When one thinks of air-cooled motorcycles, vintage cruisers such as Harley-Davidson come to mind. However, Honda's wildly successful CB750 was also air-cooled. By comparison, liquid-cooled bikes came ...