This manual covers the Tohatsu 120 HP outboard motor. Designed for reliable performance, this engine is engineered to meet the demands of various marine applications. Its robust construction and advanced features ensure efficient operation and durability on the water. This comprehensive service repair manual provides detailed information for maintaining and repairing your Tohatsu 120 HP outboard motor. It includes extensive coverage of routine maintenance, tune-up procedures, and in-depth explanations for components such as the fuel system, ignition and electrical systems, lubrication and cooling, powerhead, lower unit, trim and tilt system, and gearcase. Additionally, the manual contains essential safety guidelines, information on required tools and equipment, tightening torques, a glossary, and a master index to assist owners, mechanics, and technicians in ensuring the optimal performance and longevity of the motor.