This workshop service manual covers the Hyosung Comet 650 S R, a motorcycle known for its V-twin engine and sporty design, fitting into the mid-displacement sportbike segment. Introduced in the early to mid-2000s, the Comet 650 platform has seen various updates, with 'S R' variants often denoting styling or feature enhancements. Manufactured in South Korea, Hyosung motorcycles are generally recognized for offering strong value within their respective classes. The Comet 650 S R is powered by a liquid-cooled, 4-stroke, DOHC V-twin engine with a displacement of approximately 647 cc, producing around 80-83 HP. It features a 6-speed transmission, chain drive, and is equipped with dual front disc brakes and a single rear disc brake, with ABS available on certain models.

This comprehensive English-language workshop service manual provides detailed repair and service procedures for the Hyosung Comet 650 S R. It covers all major systems, including the engine, fuel system, ignition, cooling, transmission, chassis, suspension, brakes, and electrical components. The manual includes step-by-step instructions for disassembly, assembly, component rebuilds, preventive maintenance, and troubleshooting, along with essential technical specifications such as torque values and fluid capacities. Designed for professional technicians and experienced mechanics, this manual is an indispensable resource for maintaining and repairing the Hyosung Comet 650 S R, ensuring optimal performance and longevity.