This manual covers the Yamaha 6 LH Outboard, a First Generation model produced in 1987. This 2-cylinder, 2-stroke outboard engine features a 112 cc displacement and delivers 6 HP (4.4 kW) of power, utilizing a CDI ignition system and water cooling. Its compact design, with a dry weight of approximately 25 kg (55 lbs), makes it suitable for a variety of small watercraft. The engine is equipped with a single Mikuni carburetor and a Forward, Neutral, Reverse (F-N-R) transmission with a 2.00:1 gear ratio, offering reliable performance for recreational boating. The comprehensive English Service Repair Maintenance Manual provides detailed step-by-step procedures, exploded diagrams, and searchable content to assist users. It covers essential maintenance tasks, including recommended spark plug types, fuel mixture ratios (50:1), gear oil specifications, and capacities. Troubleshooting guidance and technical specifications for the engine and transmission are also included, ensuring owners and technicians can effectively maintain and repair the Yamaha 6 LH Outboard, promoting longevity and optimal performance.