🏷️ Basic Information Identification Make: Mercury Model: Outboard Engine Variant: 45 Jet / 50 / 55 Marathon / 55 SeaPro / 60 / 60 Big Foot / 60 Marathon / 60 SeaPro Serial Number Start Us: 0D000750 Serial Number Start Belgium: 09671687 📋 Manual Details Documentation Manual Type: Workshop Service Manual Manual Purpose: Fix and Repair Format Format: PDF Download Language Language: English (assumed, typical for such manuals) ⚙️ Engine Specifications Engine Configuration Engine Type: Inline 3-Cylinder (typical for these HP ranges, exact configuration depends on specific model) Displacement Displacement: 1.5 Liters / 90.3 Cubic Inches (common for these Mercury models) Power Output Horsepower: 45-60 HP (range covered by the models listed) Fuel System Fuel Delivery: Carbureted (likely, for this era and HP range) Ignition System Ignition Type: CDI (Capacitor Discharge Ignition) (common for Mercury outboards) 🔧 Transmission Gear Case Type: Outboard Lower Unit Gearcase Gear Ratios Forward Gear Ratio: Varies by specific model (e.g., 2.00:1, 2.33:1 typical for these HP) Gear Selection Forward Neutral Reverse: Yes 📐 Dimensions Physical Characteristics Shaft Length Options: Short, Long (standard options for outboard motors) 🔧 Maintenance Lubrication Gearcase Oil Capacity: Approx. 300-350 ml (typical for this size outboard, consult manual for exact) Recommended Gear Oil Type: Mercury High Performance Gear Lube (or equivalent SAE 90 marine gear lube) Cooling System Cooling Method: Water Cooled (raw water intake) Fuel System Fuel Type: Unleaded Gasoline Recommended Octane: 87 Octane (or as specified in the manual) Spark Plugs Recommended Spark Plug Type: NGK BZ7HS-10 or Champion N3C (common, consult manual for exact) Service Intervals Annual Service: Recommended (e.g., inspect, lubricate, change anodes) Major Overhaul Interval: Refer to manual (typically based on operating hours or years)