This Service Repair Manual covers Mercury Mariner Outboard models manufactured between 1992 and 2000, including specific generations such as the 105/140 JET, 135, 150, 175, 200, and 225 HP variants. These powerful two-stroke outboards, ranging from 105 to 225 horsepower, feature advanced systems like oil injection and offer both carburetor and fuel injection fuel delivery depending on the model year. Engineered for reliability and performance, these engines are designed for a wide array of marine applications, providing dependable power for various boating needs. This comprehensive manual provides detailed, illustrated, step-by-step instructions essential for the repair, service, restoration, maintenance, rebuilding, and diagnosis of your Mercury Mariner Outboard. It is designed to assist professional technicians, mechanics, workshops, and DIY individuals in understanding and maintaining their engines. Coverage includes critical areas such as the powerhead, cooling system, electrical charging and starting systems, wiring diagrams, mid-section components, control linkage, and drive systems, ensuring you have the knowledge to keep your outboard operating at peak performance.