Harley-Davidson isn't the oldest American marque – that distinction goes to Hendee/Indian – but it's the only one that has ...

Although Harley-Davidson is synonymous with high-quality motorcycles, the company doesn't get enough credit for its creative engine names. In fact, the manufacturer had an entire line of head ...

The panhead was a Harley-Davidson motorcycle engine, so nicknamed because of the distinct shape of the rocker covers. The engine is a two-cylinder, two-valve-per-cylinder, pushrod V-twin.

Harley-Davidson is one of the oldest manufacturers of cruiser and tourer motorcycles in the world, producing them continuously for over 120 years. In that time, it has come to be synonymous with ...