2003 Harley-Davidson Road King Engine Specs
The Harley-Davidson Road King, also designated as the FLHR model, was introduced in 1993. The motorcycle features a retro design and is modeled after the heavy American cruiser motorcycles of the 1950s. As of 2010, the Road King was still in production.
The V-Twin engine on the 2003 Harley-Davidson Road King is 1447 cubic centimeters (88 cubic inches) in size. It is a two-cylinder motor. The engine has a bore of 3.75 inches and a stroke of 4 inches.
The Road King’s motor produces 67 horsepower at 5,400 rpm. It produces 81 foot-pounds of torque at 3,100 rpm. The motorcycle’s top speed was factory rated at just more than 96 mph.
The engines in the 2003 model year Road Kings are air cooled. The motor is equipped with pushrod-operated overhead valves and hydraulic, self-adjusting lifters. Some FLHR models were equipped with carburetors; others featured an electronic sequential port fuel injection system.