Given their need for compact packaging, motorcycle engines tend to have few cylinders — most commonly one or two. While one-cylinder or thumper engines are small, easy to maintain, and relatively fuel ...

Motorcycle engines live and die by how well they shed heat, and the choice between liquid and air cooling shapes everything ...

There is this phrase Americans love that says there's no replacement for displacement. For one reason or another, the country came to the conclusion that the bigger the engines used in their cars are, ...

Many motorcycle engines might rely on liquid or air cooling. These different styles both have some pros and cons depending on ...