This repair manual covers Mercury Mariner outboard engines manufactured between 1994 and 1998. It provides detailed information for the 75, 90, 100, 115, and 125 HP models, including specialized variants like the 75HP Marathon and Sea Pro, as well as Jet drive models (65HP and 80HP). These 2-stroke outboard engines are known for their robust performance and are designed for a variety of marine applications. This comprehensive English language repair manual is designed for both professional technicians and DIY mechanics. It offers step-by-step maintenance procedures, detailed troubleshooting guidance, and essential technical specifications. Coverage includes major engine components such as the powerhead, mid-section, lower unit, and electrical systems, along with necessary illustrations and diagrams to ensure accurate diagnosis and repair, helping to maintain optimal engine performance and longevity.