Harley-Davison motorcycles are known for their use of big V-twin engines. The company's proprietary engine design has come a long way since the introduction of the first 49.5 cubic-inch version in ...

Harry has been writing and talking about motorcycles for 15 years, although he's been riding them for 45 years! After a long career in music, he turned his hand to writing and television work, ...

The idea that Harley-Davidson engines need exhaust backpressure to produce power is one of the most persistent beliefs in the motorcycle world. Riders who bolt on straight pipes often report a loss of ...