The V-Rod wasn’t your typical Harley, and the Muscle version pushed it even further. Here’s the engine behind the Muscle and ...

Over time, V-twin engine varieties included some of the best Harley-Davidson engines ever made, such as the Flathead, Knucklehead, Panhead, Shovelhead, Evolution, Twin Cam, and Milwaukee-Eight.

Harley-Davidson endures as one of the biggest names in motorcycles, which didn't come easily for the company. After all, there's more to selling motorcycles than plucking them out of thin air and ...

When Egli adapted his traditional steel spine frame to hold a tuned, 1607cc Harley-Davidson V-twin engine, the result was an exciting machine that was outrageous by any standards - and especially ...