albeit it ran on a 50cc parallel twin. On the other hand, V-twins have been far more popular as motorcycle engines and exist ...

Both the 1960s 50cc single and the 2025 975cc liquid-cooled V-twin are bold engine choices from Harley-Davidson. The prior was made to tackle Japanese rivals, and the latter is designed to take ...

The report comes from Autocar, which claims to have dug up the application to patent the design for an "internal combustion engine having two cylinders, which are arranged in a 'V' configuration ...