🏷️ Basic Information Identification Make: MerCruiser Product Name: MerCruiser Service Manual #03 - Engines: 4-Cylinder L6 & V8 Product Description: This factory service manual PDF download provides detailed service information, step-by-step repair instruction and maintenance specifications for MerCruiser 4 Cylinder, GM 4 Cylinder, GM 6 Cylinder and GM V-8 Cylinder Marine Engines. It serves as a comprehensive overhaul and repair guide for listed MerCruiser models. 📋 Manual Details Publication Info Manual Type: Factory Service Manual Language: English Format: PDF Delivery Method: Download Content Overview Includes Troubleshooting: Yes Includes Repair Procedures: Yes Includes Maintenance Specifications: Yes Includes Illustrations: Yes ⚙️ Engine Specifications Engine Type Engine Family: GM 4 Cylinder, GM 6 Cylinder, GM V8 Displacement Covered Displacements: Various (specific to models covered) Power Power Ratings: Various (specific to models covered, e.g., 120 HP, 140 HP, 165 HP, etc.) Fuel System Carburetor Types: Rochester 2 Barrel, MerCarb 2 Barrel, Rochester 4 Barrel, Holley 4 Barrel Cooling System Cooling Types: Seawater Cooled, Closed Cooled 🔧 Transmission Drive Systems Transmission Types: Velvet Drive (Borg-Warner), Mercury Marine Transmission Drive Types: Sterndrive, Inboard 🔧 Maintenance General Maintenance Covered Maintenance Procedures: Disassembly, assembly, inspection, adjustment Purpose: Keep MerCruiser in top operating condition Service Intervals Service Interval Recommendations: Detailed in manual sections (e.g., Part B - Maintenance) Oil Capacity Oil Capacity Details: Specific to engine models and detailed within the manual 📄 Model Coverage Specific Models Mc Models: MCM 120, MCM 120R, MCM 140, MCM 140R, MCM 165, MCM 470, MCM 470R, MCM 485, MCM 488R, MCM 898, MCM 898R, MCM 228, MCM 228R, MCM 260, MCM 260R, MCM 330, MCM 330 (8-W), MCM 370/400, MCM 400 Cyclone, MCM 440 Cyclone, MCM 460 Cyclone, MCM 475 Turbo, MCM 470TR, MCM 230TR, MCM 260TR Mie Models: MIE 470, MIE 228, MIE 230, MIE 255, MIE 260, MIE 330, MIE 340 📄 Electrical System Components Covered Electrical Systems: Starting System, Ignition System, Charging System, Instrumentation, Electrical Kits, Wiring Diagrams 📄 Exhaust System Components Covered Exhaust Components: Exhaust Manifolds, Elbows, Risers, Collectors 📄 Drive Systems Components Covered Drive Components: Driveshaft Models, Propeller Shaft 📄 Other Systems Power Steering Covered Systems: Power Steering System 📄 Usage Notes Applicability Stern Drive Transom Assembly: Refer to appropriate 'Stern Drive Service Manual' for repair.