🏷️ Basic Information Identification Make: Mercury Model: Mariner Outboard Model Variant: Marathon 3.0 Seapro Year: 1997 Onwards 📋 Manual Details General Manual Type: Service Repair Workshop Manual Manual Title: Mercury Mariner Outboard 3.0 Litre Marathon 3.0 Seapro 2 Stroke Service Repair Manual 1997 Onwards PDF Download Format Format: PDF Download Content Coverage: All Repairs Covered A-Z, All Models Covered 1997 Onwards Target Audience: Professionals Language Language: English (Assumed) ⚙️ Engine Specifications General Engine Type: 2 Stroke Displacement Displacement: 3.0 Litre Power Power Output: Not Specified Fuel System Fuel Type: Gasoline (Assumed) 🔧 Transmission Drive Drive Type: Outboard (Assumed) Gearbox Gearbox Type: Forward, Neutral, Reverse (Assumed) 📐 Dimensions General Overall Length: Not Specified Overall Width: Not Specified Overall Height: Not Specified Weight: Not Specified 🛡️ Safety Features Features Safety Features: Not Specified 🔧 Maintenance Scheduled Maintenance Service Interval: Not Specified Lubrication Oil Capacity: Not Specified Oil Type: Not Specified 📄 Electrical System Ignition Ignition System: Not Specified 📄 Cooling System General Cooling Method: Water Cooled (Assumed for Outboard) 📄 Fuel System Carburetion Carburetion: Not Specified 📄 Performance Rpm Max Operating Rpm: Not Specified 📄 Propulsion Propeller Propeller Size: Not Specified