At the heart of every great Harley-Davidson motorcycle is the engine -- here we've got 10 of the greatest of all time.

A Harley built for endless miles and total comfort, but what does this luxury trike really pack under the hood, and how much ...

Ever wondered what Harley's XG codes really mean? The answer lies in its Street lineup and the brand's unique naming and VIN ...

Harley-Davidson crate engines are designed to deliver more horsepower and torque. Here are the best high-performance crate ...

Harley-Davidson Spartanner II Is a Fatboy 114 modified by Swiss custom garage Bundnerbike, value of the ride shoots up four times.

Back in early 2020, Harley-Davidson announced the introduction of the Screamin’ Eagle 131, a V-Twin described as “the biggest, most powerful street-compliant engine Harley-Davidson has ever created." ...

Coming from a big Italian family, Anthony relishes in being the black sheep as the only adrenaline junkie. Even though he has gone bungee-jumping, rock-climbing, cliff diving, fought in mixed martial ...

Since the introduction of Harley’s Hardwire Strategy, the American motorcycle manufacturer has been in the fast lane to cater to new-gen riders – and while the results (the electrified LiveWire One ...

The new Nightster is leaner and much meaner than old models, with a new engine, clean-sheet design and a focus on performance. The Harley-Davidson Sportster motorcycle first joined the lineup way back ...

Equipped with variable valve timing and hydraulic valve lash adjustment, this 150-hp twin seems uncharacteristically oversquare by Harley-Davidson’s standards, with bore-to-stroke ratio of 1.45 – more ...

The new Sportster S has little in common with the past Sportster models in terms of style, design and power output capabilities. An era ended at iconic American motorcycle maker Harley-Davidson on ...