Harley-Davidson's Big Twin is the heart and soul of America's most famous touring bikes. As Cycle World put it: "If ever an engine inspired religious fervor, this is it." This fall the icon gets an ...

It's no secret that Harley-Davidson is one of America's best and most iconic motorcycle engine manufacturers. With a layered history that dates back to 1903, the company has proven itself time and ...

TJ started writing for TopSpeed in 2015, but has been writing on motorcycle and automotive topics since 2009 for outlets such as eHow, eHowNow, and MotorTrend subsidiaries. He is certified to work on ...

Promising more power, more comfort and more control, Harley-Davidson has unveiled a new engine called Milwaukee Eight, plus improvements in its motorcycles’ suspension systems. But don’t worry. The ...

It’s not every day that Harley-Davidson comes out with a new engine. In fact, over the course of its 113-year history, it has only produced eight iterations of its Big Twin engines. And now it has ...

Motorcyclists often wave to one another in camaraderie. Many bikers greet all others, but some hard-core Harley-Davidson riders won't acknowledge another brand. Harley itself confused traditionalists ...

Harley-Davidson motorcycles have always been defined by their engines. Owners and loyalists know the names and nicknames for each successive powerplant version. A new engine represents the start of a ...