This manual covers the Yamaha 50EJRS Outboard, a 1994 model year marine engine. This 2-stroke, 703 cc inline 3-cylinder engine delivers 50 horsepower and features a CDI ignition system, water cooling, and is designed for pre-mix or autolube oiling. Its robust engineering ensures reliability for various marine applications, offering efficient performance through its triple Mikuni carburetor setup and forward, neutral, and reverse gear selection within its outboard gearcase. The purpose of this English-language Service Repair Maintenance Manual is to provide comprehensive guidance for the operation, maintenance, and repair of the Yamaha 50EJRS Outboard. It details essential procedures, technical specifications, troubleshooting steps, and safety information necessary for owners, mechanics, and technicians. Coverage includes critical maintenance intervals, fluid capacities, ignition system details, and operational controls, ensuring the longevity and optimal performance of your marine engine.