The Triumph Rocket III is a British-designed and built motorcycle that was first introduced in 2004. It is powered by a liquid-cooled, three-cylinder, 2.3 liter engine capable of producing 146 bhp and a massive 162 ft/lbs of torque. It is claimed to be the world's largest production motorcycle engine (exotic prototypes notwithstanding). With a length of nearly 90 inches, the Rocket III is considered a power cruiser, and is favored by long-distance and touring riders who appreciate its power and comfort.