Nearly three years in the making, behold the raw power and precision of this 1/3-scale V10 engine. Coming in at ... intake headers and the rotors for the supercharger were hogged out of aluminum ...

This powerful Harley-Davidson is being built into a tank-themed performance bike with a 135 cubic inch engine and a Procharger supercharger. The project is part of Bert's "Salute to America ...

This custom Triumph Speed Twin 1200 motorcycle breaks out of the "stock" classic roadster tag and goes Hulk mode. Its insane modifications even make it a force to be reckoned with on the racetrack.