The Yamaha 40EJRS is a 1994 model year outboard motor designed for marine propulsion. This 2-stroke, 40 horsepower engine features a 3-cylinder configuration with 701 cc displacement, utilizing unleaded gasoline and a 50:1 fuel mixture ratio. Its robust engineering ensures reliable performance on the water, making it a dependable choice for various boating applications. The water-cooled system and CDI ignition contribute to its efficient operation. This comprehensive Service Repair Maintenance manual provides detailed information for the Yamaha 40EJRS outboard motor. It covers essential procedures including disassembly, repair, assembly, and inspection, along with technical specifications and maintenance guidelines such as recommended 2-stroke outboard oil and spark plug gap. This resource is invaluable for owners, mechanics, and technicians seeking to maintain and repair the unit, ensuring its continued optimal performance and longevity. The manual is presented in English and features searchable and bookmarked content for ease of use.