The 1987 Yamaha 70ETLH is a robust two-stroke outboard motor designed for reliable performance on the water. Featuring an inline 3-cylinder configuration and delivering 70 horsepower, this engine is engineered for a variety of marine applications. Its water-cooled system and CDI ignition ensure efficient operation, while the long shaft and approximately 225 lbs weight are characteristic of its class. This model represents Yamaha's commitment to durable and dependable marine propulsion. This comprehensive Service Repair Maintenance manual provides essential information for the 1987 Yamaha 70ETLH outboard. It covers detailed disassembly, repair, assembly, and inspection procedures, organized with step-by-step instructions and supported by exploded diagrams. The manual also includes critical maintenance schedules, lubrication recommendations, and technical specifications, empowering owners and technicians to maintain and repair the engine effectively. This English-language digital manual is designed to be a complete resource for ensuring the longevity and optimal performance of your Yamaha outboard.