🏷️ Basic Information Identification Make: Mercury Mariner Model: Outboard Year: 1992 & Newer Generation: Super Magnum-ProMax Series 📋 Manual Details Publication Manual Type: Service and Repair Manual Language: English Format: PDF Download Content Target Audience: Do-it-yourselfer and Experienced Mechanic Coverage: Step-by-step instructions, hundreds of photos and illustrations, detailed substeps, notes, cautions, warnings ⚙️ Engine Specifications Engine 135 Engine Type: 2-Stroke Displacement: Approx. 2.0L (122 cu in) Power: 135 HP Engine 150 Engine Type: 2-Stroke Displacement: Approx. 2.0L (122 cu in) Power: 150 HP Engine 175 Efi Engine Type: 2-Stroke (EFI) Displacement: Approx. 2.5L (153 cu in) Power: 175 HP Engine 200 Efi Engine Type: 2-Stroke (EFI) Displacement: Approx. 2.5L (153 cu in) Power: 200 HP Engine 225 Engine Type: 2-Stroke Displacement: Approx. 3.0L (183 cu in) Power: 225 HP Engine Promax Engine Type: 2-Stroke (High Performance) Displacement: V6 Power: Up to 225 HP (depending on specific ProMax model) 🔧 Transmission Gearcase Type: Outboard Gearcase Gear Ratio: Varies by specific model and application (refer to manual for details) 🔧 Maintenance Lubrication Recommended Oil Type: Mercury Outboard 2-Stroke Oil (TCW3 certified) Oil Capacity Gearcase: Varies by model, typically around 16-20 oz (refer to manual for exact capacity) Cooling System Cooling System Type: Water Cooled Water Pump Impeller Replacement Interval: Recommended every 2-3 years or as needed based on operating conditions Ignition Spark Plug Type: Specific Mercury or Champion spark plugs (refer to manual for exact part number) Spark Plug Gap: Refer to specific engine model specifications in the manual 📄 Electrical Charging System Charging System Type: Alternator Output Amperage: Typically 10-20 Amps (Varies by model) 📄 Fuel System Fuel Delivery Fuel Type: Unleaded gasoline Fuel Octane Rating: 90-92 Octane Recommended (refer to manual for specific requirements) Fuel Filter Replacement: Recommended annually or as needed