This Service Repair Manual provides comprehensive information for the Mercury Mariner, a robust outboard motor designed for reliable performance. Engineered for demanding marine environments, the Mariner is recognized for its durable construction and efficient operation, delivering a consistent 60 HP output. Its water-cooled system and spark ignition ensure optimal functionality, while the carbureted fuel system and interchangeable propeller offer versatility. The outboard lower unit features forward, neutral, and reverse gears, complemented by a common power trim/tilt system for enhanced maneuverability. This manual is an essential resource for owners, technicians, and mechanics seeking to maintain and repair their Mercury Mariner outboard motor. It covers critical maintenance procedures, including service intervals and gearcase oil capacity, alongside detailed troubleshooting guidance. Technical specifications for the cooling, ignition, and fuel systems are provided, along with information on the propeller and trim systems. This document aims to empower users with the knowledge necessary to ensure the longevity and peak performance of their marine propulsion system.