🏷️ Basic Information Identification Make: Yamaha Model: V6 EXCEL XH Outboard Year: 1987 Generation: 1987 Model Year 📋 Manual Details Description Manual Type: Factory Service Manual Language: English Format: PDF Download Features Organization: Step-by-step procedures Diagrams: Exploded diagrams before disassembly sections Searchability: Completely bookmarked and searchable ⚙️ Engine Specifications Configuration Engine Type: V6 Induction: Carbureted Cylinders: 6 Displacement Displacement Cc: 2598 Displacement Ci: 158.5 Performance Horsepower: 150 Max Rpm: 5000-5500 🔧 Transmission Gear Reduction Gear Ratio: 2.17:1 Shift Controls: Forward, Neutral, Reverse 🔧 Maintenance Service Intervals Spark Plug Replacement: As needed or per inspection Gearcase Oil Change: Annually or every 100 hours 📄 Cooling System Cooling Method Cooling Type: Water Cooled 📄 Fuel System Fuel Delivery Fuel Type: Unleaded Gasoline Fuel Delivery Method: Carburetor 📄 Ignition System Ignition Type Ignition System: CDI (Capacitor Discharge Ignition) 📄 Lubrication System Oil Type Recommended Oil: Yamalube 2-stroke oil or equivalent Oil Capacity Gearcase Oil Capacity Ml: 500