The Yamaha V6 Outboard, first generation, produced from 1984 to 1987, represents a significant advancement in marine propulsion. These engines, available in 150, 175, and 200 horsepower variants, feature a robust V6 configuration with displacements of 3.0L or 3.2L. They are equipped with carbureted fuel delivery and a CDI electronic ignition system for reliable performance. Notable features include power trim and tilt for optimal positioning and a through-propeller hub exhaust system. Designed for demanding marine applications, the Yamaha V6 Outboard is engineered for durability and power, making it a trusted choice for a wide range of watercraft. This Service Repair Workshop Manual provides comprehensive guidance for the Yamaha V6 Outboard, covering the model years within its first generation. It details essential maintenance procedures, including lubrication requirements for the gearcase and the recommended TC-W3 outboard oil. The manual also covers technical specifications, troubleshooting common issues, and outlines the engine's electrical and cooling systems. With information on drive systems, gear ratios, and shaft lengths, this manual is an indispensable resource for owners, technicians, and mechanics seeking to maintain, repair, and optimize the performance and longevity of their Yamaha V6 Outboard engine.