This manual covers the Mercury Mariner Outboard, manufactured from 1997 onwards. Designed as a robust 2-stroke outboard engine, it offers power options of 115hp and 125hp, featuring an electrical ignition system and water-cooled operation. The Mariner Outboard is engineered for reliability and performance in marine applications, providing a dependable power source for various watercraft. Its construction emphasizes durability and efficient operation, making it a trusted choice for boating enthusiasts and professionals alike. This comprehensive Service Repair Workshop Manual in English provides detailed guidance for all repairs, setup, installation, tune-ups, troubleshooting, and maintenance procedures. It includes high-quality pictures and diagrams, along with professional-quality information covering every aspect of the engine, from the fuel system to the tilt and trim functions. This manual is an essential resource for owners, mechanics, and technicians seeking to maintain, diagnose, and repair their Mercury Mariner Outboard, ensuring optimal performance and longevity.