Not all motorcycle engines are created equal ... The bike wobbled, then fell, spilling the 72-year-old Roper into the dirt. By the time aid reached him, he was dead, not from the fall, but ...

The difficulty of rolling a 16-cylinder engine into a motorcycle really boggles the mind. But that’s exactly what [Andreas Georgeades] is doing in his garage. It’s two straight-8 engines ...

The biggest Kawasaki engine in 2025 produces more torque and has two fewer cylinders than the supercharged H2 sports bike.