Take, for instance, this rowdy Knucklehead chopper from Custom Works Zon. Yuichi Yoshizawa and Yoshikazu Ueda took a 1947 Harley-Davidson powerplant and used it as the basis for their build.

Harley-Davidson El Knucklehead motorcycles, and the engines powering them, are iconic entries in motorcycle history. Here's what it would cost to get one now.

Motorcycles Fonzie's original motorcycle roars back home Before Fonzie rode a Triumph, he rode a a 1947 Harley-Davidson Knucklehead chopper. Freshly restored to "Happy Days" condition, collector ...

Though the motorcycle wasn't 100% perfect upon its debut, Harley-Davidson proceeded to refine and polish the Knucklehead into the iconic status that it holds today.

1941 Harley-Davidson Knucklehead comes with a first-year 74ci Knucklehead engine tied to a 4-speed transmission, selling at auctio ...

Throughout challenges such as recessions, World Wars, and changing cultural trends, Harley has remained the celebrated ...

It's one of the most iconic Harley Davidsons of all time and now Wheels Through Time motorcycle museum is offering a fully restored 1937 Knucklehead as a raffle prize.

The motorcycle highlight was the sale of a restored, but since unused, post-WW II Harley Davidson ‘Knucklehead’ for $65,000 which is believed to be an Australian auction record price. A circa-1951 ...

Harley-Davidson EL “Knucklehead” Say a sweet apple-pie American hello to the bike that helped move Harley forward in tough times and turn it into an American powerhouse of the 20th century.

In Sons of Anarchy, Jax Teller rides a 2003 Harley-Davidson FXD Dyna Super Glide. In the last episode, he swaps it for a ...

The trail and chassis are also tweaked to ensure better handling than you’ll find on any classic chopper. After all, the first choppers emerged in the late ’40s and early ’50s from Harleys via ...