The Triumph Tiger 100 T100C, produced between 1963 and 1974, represents a significant chapter in British motorcycle engineering. Known for its parallel-twin engine configuration, typically around 490cc, this model was a staple in Triumph's lineup, offering a blend of performance and versatility that appealed to riders of its era. The T100C designation often signified specific carburetor setups or styling variations, catering to different market demands. With its classic design and the heritage of motorcycles from Meriden, England, the Tiger 100 is an iconic machine celebrated for its contribution to motorcycling history and its enjoyable riding experience. This comprehensive Factory Service Repair Manual / Workshop Manual provides detailed guidance for the Triumph Tiger 100 T100C, covering all styles from 1963 through 1974. It offers extensive information on engine top-end and lubrication, fuel and cooling systems, transmission overhaul, clutch and final drive, as well as servicing for brakes, suspension, steering, and the frame. The manual includes step-by-step repair instructions, complete rebuild procedures, and diagnostic information for the electrical system, all supported by hundreds of photos and illustrations. This resource is designed to empower owners and mechanics, enabling them to perform essential maintenance and repairs, thereby saving costs and ensuring the vehicle remains in optimal working condition.