🏷️ Basic Information Identification Make: Yamaha Model: 15 ELD Year: 1990 Generation: N/A 📋 Manual Details Description Manual Type: Service Repair Maintenance Manual Language: English Page Count: Unknown Format: PDF Download Features Searchable: Yes Bookmarked: Yes Diagrams: Exploded Organization: Step-by-step ⚙️ Engine Specifications General Engine Type: Outboard Motor Cylinder Configuration Cylinder Count: 2 Displacement Displacement: 294 cc Power Horsepower: 15 Cooling System Cooling Method: Water Cooled Fuel System Fuel Delivery: Carburetor Ignition System Ignition Type: CDI 🔧 Transmission Gear System Type: Forward, Neutral, Reverse Gear Ratio: Unknown 📐 Dimensions Shaft Length Shaft Length: Long (L) 🔧 Maintenance Lubrication Oil Type: 2-stroke Outboard Oil Oil Capacity: Unknown Fuel Mixture Fuel To Oil Ratio: 50:1 Spark Plug Recommended Spark Plug: NGK BR6HS 📄 Performance Propeller Recommended Propeller Pitch: Varies by application