This manual covers the Yamaha 50 EJRZ Outboard, a 2-stroke, water-cooled engine produced in 2001. Featuring a 703cc displacement and a 3-cylinder configuration, this outboard delivers 50 horsepower. Its robust engineering is designed for reliability and performance in marine applications. The outboard gearcase has a gear ratio of 2.33:1 and a propeller shaft with 13 splines, ensuring efficient power transfer. This service repair maintenance manual provides comprehensive coverage for the Yamaha 50 EJRZ Outboard, including detailed procedures for disassembly, repair, assembly, and inspection. It is designed to assist owners, mechanics, and technicians in maintaining and repairing the unit effectively. The manual includes exploded diagrams preceding disassembly sections to aid in understanding component relationships. It also details essential maintenance information, such as the recommended oil type and capacity for the gearcase, fuel type, and fuel mix ratio for the 2-stroke engine. Technical specifications for the CDI ignition system and the 6-amp alternator charging system are also included.