This Service Workshop Manual covers Yamaha Outboard engines from 2HP to 250HP manufactured between 1984 and 1996. These Japanese-engineered outboards are known for their reliability and diverse configurations, including 2-stroke and 4-stroke engines, as well as jet drive options. The manual encompasses a wide range of engine types, from single-cylinder units to V6 configurations, with displacements varying from 43cc to 3130cc, and power outputs from 2HP to 250HP. This comprehensive guide is designed to assist owners and technicians in understanding and maintaining these robust marine propulsion systems. The purpose of this English-language manual is to provide detailed guidance for the repair, service, restoration, maintenance, rebuilding, and diagnosis of your Yamaha outboard engine. It features illustrated, step-by-step instructions covering all essential systems, including the fuel, ignition, electrical, lubrication, and cooling systems, as well as the powerhead, lower unit, trim and tilt, remote control, and starter. This high-quality, factory-original manual will serve as an indispensable resource for ensuring the optimal performance and longevity of your Yamaha outboard.