This manual covers the Tohatsu 120 HP outboard motor, a powerful and reliable unit designed for various marine applications. Engineered for performance and durability, this motor represents a significant advancement in marine propulsion technology. Its robust construction and efficient design ensure optimal operation and longevity, making it a trusted choice for boaters seeking dependable power on the water. This comprehensive Service Repair Workshop Manual provides full service and repair instructions for the Tohatsu 120 HP outboard motor. It includes detailed step-by-step procedures, diagrams, illustrations, and wiring schematics to assist mechanics, independent auto service professionals, and vehicle owners. The manual covers all aspects of maintenance and repair, including tune-up, fuel system, ignition system, lubrication, cooling system, powerhead overhaul, lower unit repair, trim and tilt systems, and starter repair, along with essential technical specifications and tightening torques.