This workshop service repair manual covers Mercury Mariner Jet Outboard models with 45, 50, 55, and 60 horsepower ratings. These outboard jet drive engines are engineered for reliable performance in marine applications. The manual provides comprehensive information to ensure the longevity and optimal functioning of your Mercury Mariner Jet Outboard. This manual is designed to be an indispensable resource for owners, mechanics, and technicians. It details essential maintenance procedures, offers thorough troubleshooting guidance for diagnosing and resolving issues, and includes critical technical specifications. By following the instructions within this English-language manual, users can effectively maintain and repair their Mercury Mariner Jet Outboard, ensuring continued operational efficiency and safety.