An engine number is a special alphanumeric code that is imprinted on a motorcycle engine, and its primary use is as a unique identifier for the engine. Manufacturers differ on what is included, but ...

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 ...

There are many technical elements of MotoGP™ that play critical roles in the performance of the riders, despite being relatively hidden from plain sight. MotoGP engine braking is one of those. Simply ...

Last week, Yamaha revealed a hybrid motorcycle engine system it's working on, plonked in a maxi scooter prototype. It could spell an interesting new direction for the Japanese two-wheeler giant to ...