The Suzuki Katana 1100, model code GSX1100F, represents a significant evolution of Suzuki's iconic sport-touring platform, produced between 1988 and 1993. Building on the legacy of its predecessors, this model features a powerful inline-four, DOHC, 4-stroke engine with a displacement of approximately 1075 cc, delivering around 110-120 HP and 90-95 Nm of torque. Its distinctive design language, coupled with a liquid-cooled engine, updated styling, and a robust construction, made it a notable presence in its era. The Katana 1100 is engineered for performance and reliability, offering a balanced combination of sport and touring capabilities. This comprehensive factory service repair manual is designed to assist both do-it-yourself enthusiasts and experienced mechanics. It covers all styles of the Suzuki Katana 1100 from 1988 to 1993, offering hundreds of pages of detailed information, including step-by-step repair procedures, standard maintenance guidelines, and technical specifications for all major systems. From the fuel and cooling systems to the engine, transmission, brakes, and electrical components, this manual provides the knowledge necessary to perform diagnostics, maintenance, and repairs, empowering owners to effectively care for their vehicle.