Walter Davidson suggests a few enhancements to Arthur Davidson and Bill Harley's motorbike - make it bigger and faster. Harley and the Davidsons, Season 1 Episode 1

Want updates? Subscribe to http://bit.ly/2daokw6

About Discovery Channel:
Discovery Channel brings you the best of real-world entertainment that is both visceral and experiential. We make you lean forward, as you journey with us across the globe, with compelling stories and engaging characters.

Website: http://www.discoverychannelasia.com/
Facebook:   / discoveryseasia  
Instagram:   / discovery_seasia