This comprehensive repair manual provides detailed instructions and technical specifications for 1988-1989 Yamaha 115HP and 130HP 2-stroke outboard motors. Whether you're a seasoned mechanic or a DIY enthusiast, this manual is your essential guide to maintaining and repairing your outboard. Covering all versions of the 1988 Yamaha 115HP and 1989 Yamaha 130HP 2-stroke outboards, the manual includes information on a wide range of topics, including general information, routine maintenance, engine removal and installation, fuel system, lubrication and cooling system, engine specifications, transmission, drive chain & sprockets, steering system, shocks, body work, intake & exhaust, electrical system, and advanced troubleshooting. With this manual, you can confidently perform repairs, look up parts, and carry out routine maintenance on your outboard, ensuring it runs smoothly and efficiently for years to come.

The 1988-1989 Yamaha 115HP and 130HP 2-stroke outboard motors represent a classic era of reliable and powerful marine propulsion. These engines, renowned for their durability and performance, powered a wide range of boats, from fishing vessels to recreational craft. The 115HP and 130HP models shared a common design foundation, featuring a two-cylinder, two-stroke engine configuration. This architecture delivered a potent blend of power and efficiency, making them popular choices for anglers and recreational boaters alike. The robust construction of these motors, featuring a cast-iron block and cylinder head, contributed to their reputation for long-lasting service. They boasted a responsive throttle, allowing for swift acceleration and nimble handling, especially when paired with smaller boats. The 1988-1989 Yamaha 115HP and 130HP outboards were equipped with various features designed to enhance their usability and reliability. These included a tilt-and-trim system for easy handling and storage, a robust cooling system to prevent overheating, and a well-designed electrical system for reliable ignition and accessory operation. The 2-stroke nature of these engines provided a notable power-to-weight ratio, making them ideal for applications where maneuverability and responsiveness were paramount. However, they also required regular maintenance, including a proper mix of fuel and oil, to ensure optimal performance and longevity. By adhering to the manufacturer's recommendations for maintenance and operation, these motors could provide years of dependable service for their owners.