How does the engine of the Yamaha R1 deliver power and torque, and what is its horsepower rating?

The Yamaha R1 is powered by a 998cc liquid-cooled, 16-valve DOHC inline-four engine that delivers an impressive 200 horsepower and 83 lb-ft of torque. The engine features a crossplane crankshaft that helps to deliver smooth power delivery and an exhilarating exhaust note.