Hardcore gearheads are well-versed in engine nomenclature, but for folks whose car knowledge ends with the difference between a manual and automatic transmission, engine designations can seem ...

Thanks to their compact design, V4 engines today dominate the pinnacle of motorcycle racing, Moto GP. Being narrower, they allow for greater lean angles and dominate the grid. However, V4 engines are ...

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 ...

Recent patents show that Honda is working on a new V4 engine, with a focus on improved performance and efficiency. Honda’s been on a quiet tech streak lately, and its latest patent disclosures make ...