This manual covers the Mercury Mariner 60 HP 3-Cylinder outboard motor, serial number range 0G531301 and above. This water-cooled, naturally aspirated engine features a CDI ignition system and carbureted fuel delivery, producing 60 horsepower. Designed for reliable performance, this outboard motor is engineered for a variety of marine applications, offering dependable power and efficiency for boating enthusiasts and professionals alike. Its robust construction and well-established engineering ensure durability and consistent operation on the water. The purpose of this service repair manual is to provide comprehensive guidance for the maintenance, repair, and troubleshooting of your Mercury Mariner outboard motor. It details essential procedures, including lubrication, fuel system servicing, cooling system maintenance, and ignition system adjustments. Technical specifications, such as engine displacement, weight, and gear ratios, are included to aid in diagnostics and parts identification. By following the instructions within this manual, owners and technicians can effectively maintain the optimal performance and longevity of the outboard motor.