This manual covers the Yamaha 55 hp outboard motor, produced in 1989. Designed for marine propulsion, this 2-stroke outboard motor features a 760cc displacement and a 2-cylinder configuration, delivering 55 horsepower. Yamaha is recognized for its engineering quality and reliability, ensuring consistent performance for a variety of marine applications. This comprehensive service and shop repair manual provides essential information for maintaining and repairing your Yamaha 55 hp outboard motor. It details critical maintenance procedures, troubleshooting guides, technical specifications, and safety guidelines. By following the instructions within this manual, owners and technicians can ensure the longevity and optimal performance of the marine propulsion system.