The Mercury Mariner 55 HP SeaPro Outboard is a robust marine propulsion unit designed for reliable performance on the water. Engineered for durability and efficiency, this outboard motor delivers 55 horsepower and operates on gasoline, utilizing a water-cooled system. Its operational modes include forward, neutral, and reverse, providing versatile control for various boating applications. This model, identified by serial numbers 09671687 and above, represents a commitment to quality marine engineering. This Service Repair Manual provides comprehensive guidance for the Mercury Mariner 55 HP SeaPro Outboard. It covers detailed maintenance and repair procedures, essential technical specifications, and operational information. The manual is intended to assist owners, technicians, and mechanics in understanding, maintaining, and servicing their outboard motor to ensure optimal performance and longevity. All information is presented in English.