A V4 engine is rare. Ducati is the evangelist of this engine format, and it uses it only in its premium models. Aprilia is another manufacturer that makes use of this format. There was one other ...
Crate engines are a lifeline for street-performance two-wheelers and four-wheelers. When Harley-Davidson introduced the Screamin' Eagle 135ci Stage IV Performance Crate Engine in 2023, it wasn't just ...