This manual covers the Yamaha 55 HP Outboard motor, manufactured between 1984 and 1996. Designed for reliable marine propulsion, these outboard motors are known for their robust engineering and consistent performance. The 55 HP model offers a balance of power and efficiency, making it suitable for a variety of watercraft and boating activities. Its durable construction and proven technology ensure dependable operation for recreational and professional use. This comprehensive Factory Service Repair Manual provides essential information for the maintenance and repair of your Yamaha 55 HP Outboard. It details critical procedures, technical specifications, and troubleshooting guidance necessary to keep your motor running optimally. Owners, mechanics, and technicians will find detailed instructions on lubrication, fuel mixture, spark plug replacement, and recommended service intervals. This English-language manual is an indispensable resource for ensuring the longevity and peak performance of your Yamaha outboard.