This workshop service repair manual covers all models of the Tohatsu 120 HP engine. Engineered for reliability and performance, these engines are designed to meet the demanding needs of marine applications. Their robust construction and advanced technology ensure efficient operation and durability, making them a trusted choice for a wide range of boating activities. This comprehensive manual provides essential information for maintaining and repairing your Tohatsu 120 HP engine. It includes detailed procedures for diagnostic, repair, and maintenance tasks, covering all major systems such as fuel, ignition, electrical, lubrication, and cooling. With hundreds of pages of content, including detailed illustrations, drawings, photos, wiring diagrams, and a troubleshooting guide, this English language manual is an indispensable resource for owners and technicians alike.