🏷️ Basic Information Identification Make: Mercedes-Benz Model: 350SL / 450SL Product Name: Mercedes Benz 350SL 450SL 1971-1980 Service Repair Workshop Manual Pdf Generation Production Years: 1971-1980 Codes Chassis Codes: R107 👋 Introduction Market Position Model Category: Luxury Grand Tourer / Convertible Competitive Analysis Competitors: Jaguar E-Type, Chevrolet Corvette C3, BMW 6 Series (E24), Porsche 911 Key Features Target Audience: Owners of Mercedes-Benz 350SL/450SL (R107) seeking comprehensive repair and maintenance information. Value Proposition: Professional-grade, factory-accurate information for DIY mechanics and enthusiasts, enabling cost-effective maintenance and repair. 📋 Manual Details Coverage Areas Primary Coverage: North America (USA, Canada), Europe, Global Vehicle Specific: All 1971-1980 Mercedes-Benz 350SL and 450SL models Page Count Estimated Pages: Hundreds (specific count not provided, described as 'hundreds of pages') Manual Type Type: Factory Service Repair Workshop Manual Language Language: English Format File Format: PDF (Downloadable) Licensing Usage Rights: Lifetime use, no expiry dates, no renewal fees Compatibility Operating Systems: Windows and MAC 📖 Manual Coverage Systems Covered Engine Mechanical: Detailed coverage of V8 engine (M116, M117 series), including disassembly, inspection, repair, and reassembly. Fuel System: Bosch D-Jetronic (350SL) and Bosch K-Jetronic (450SL) fuel injection system diagnosis, testing, and repair. Ignition System: Diagnosis and repair of electronic ignition systems. Cooling System: Radiator, thermostat, water pump, hoses, and heater core service and repair. Exhaust System: Component identification, replacement, and troubleshooting. Transmission: Automatic transmission (e.g., 3-speed 4G-Tronic, 4-speed 722.1) overhaul, repair, and diagnosis. Drivetrain: Rear axle, drive shafts, CV joints, and differential maintenance and repair. Brakes: Hydraulic system, disc brakes (front and rear), parking brake, and ABS (if equipped) service and repair. Suspension: Independent front suspension (double wishbone), rear independent suspension, springs, shock absorbers, and bushings. Steering: Power steering system, steering box, steering linkages, and alignment specifications. Electrical System: Comprehensive wiring diagrams, starter, alternator, battery, lighting, ignition, and accessory circuits. Body And Chassis: Body panel removal and installation, door mechanisms, convertible top operation and repair, glass replacement, interior trim. HVAC: Air conditioning system (if equipped) and heating system diagnosis and repair. Procedures Included Maintenance: Routine servicing, fluid changes, filter replacements, tune-ups, and preventative maintenance. Troubleshooting: Diagnostic procedures, symptom-based troubleshooting guides, and fault code interpretation (where applicable). Repair: Step-by-step instructions for component removal, installation, and overhaul for all major vehicle systems. Diagnostics: Detailed diagnostic strategies and methods for electrical, mechanical, and fuel systems. Special Tools: Identification and usage instructions for specialized tools required for specific repair procedures. Technical Depth Depth Level: Comprehensive, covering everything from basic maintenance to complete engine and transmission rebuilds. Diagrams And Illustrations: Hundreds of detailed photos, exploded diagrams, and schematic illustrations. 📊 Manual Specifications File Format File Type: PDF Print Quality Printability: Printable pages (single or entire manual). Binding Type Binding: N/A (Digital PDF) Paper Type Paper Quality: N/A (Digital PDF) Searchability Text Search: Likely text-searchable PDF (typical for factory manuals). ⚙️ Engine Specifications Primary Engine Engine Family: Mercedes-Benz M116 (3.5L V8) and M117 (4.5L V8) Displacement 350Sl: 3.5 Liters (3499 cc) Displacement 450Sl: 4.5 Liters (4520 cc) Performance Horsepower 350Sl: Approx. 197-200 hp (SAE Gross, depending on year and market) Torque 350Sl: Approx. 211-215 lb-ft (SAE Gross, depending on year and market) Horsepower 450Sl: Approx. 220-230 hp (SAE Gross, depending on year and market) Torque 450Sl: Approx. 270-280 lb-ft (SAE Gross, depending on year and market) Fuel System Fuel Injection 350Sl: Bosch D-Jetronic (transistorized fuel injection) Fuel Injection 450Sl: Bosch K-Jetronic (CIS - Continuous Injection System) Ignition System Ignition Type: Electronic Ignition (Bosch) Engine Layout Configuration: Overhead Camshaft (OHC), 90-degree V8 🔧 Transmission Standard Transmission Type: 3-speed Automatic (e.g., 3HP22 for early models) and later 4-speed Automatic (e.g., 722.1) Optional Manual Transmission: Rare, typically not offered on US market models for this era. Features Transmission Fluid: MB 236.1 or DEXRON III (check specific vehicle for precise recommendation within the manual) 📐 Dimensions Exterior Length: Approx. 185.6 inches (4715 mm) Width: Approx. 70.3 inches (1785 mm) Height: Approx. 51.2 inches (1300 mm) Weights Curb Weight: Approx. 3,600 - 3,900 lbs (1630 - 1770 kg), varies by engine and options. Wheelbase: Approx. 104.3 inches (2650 mm) 🛡️ Safety Features Ratings Crash Test Data: Data from this era is less comprehensive than modern standards, but the R107 chassis is known for robust construction. Active Features Braking System: Four-wheel disc brakes, often with optional Anti-lock Braking System (ABS) on later models. Passive Features Seat Belts: Three-point seat belts (front), lap belts (rear). Body Structure: Reinforced A-pillars, integrated roll bar behind rear seats (distinctive feature). 💡 Technology Features Infotainment Radio: Factory-fitted AM/FM radio, often with power antenna. Later models might have cassette players. Driver Assistance Cruise Control: Optional cruise control system on some models. Connectivity Original Features: Focus on mechanical and electrical systems rather than digital connectivity. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 5,000-7,500 miles or 6-12 months (refer to manual for exact specification based on usage). Major Service...