This engine design was really quite prominent once, and it's time we gave it its well-deserved recognition. So, here are 10 ...

The highly potent V4 engine originated in Japan but ... duct length between 150 and 54mm, providing the best performance at different engine speeds. Another advanced system was the Yamaha Chip ...

Motus Motorcycles is proving that its 1.65-liter V4 engine can handle boost with the custom Lone Star 2. Based on the company's MSTR bike, this version gets a supercharged engine and a body ...

It has excellent road presence, good mileage (can reach 60 at times), and the best 155cc engine with VVA tech ... was really adventurous with v4 and i dropped the bike almost 20 times into ...