This manual covers the Mercury Mariner Sea Pro outboard, a 10 HP water-cooled engine designed for marine applications. Known for its robust construction and reliable performance, this outboard motor is engineered to provide dependable power for a variety of boating needs. Its design emphasizes durability and efficiency, making it a practical choice for users seeking consistent operation on the water. The purpose of this English-language Service Repair Manual is to provide comprehensive guidance for the maintenance and repair of the Mercury Mariner Sea Pro 10 HP outboard. It details essential procedures, technical specifications, and troubleshooting steps necessary for optimal performance and longevity. This resource is intended for owners, technicians, and mechanics to ensure the proper upkeep and repair of the engine.