🏷️ Basic Information Identification Make: Mercedes-Benz Model: W108/W113 Series Codes Chassis Codes: W108 (Sedan, Long Wheelbase Sedan), W113 (Roadster, Coupé, 2+2) 👋 Introduction Market Position Market Segment: Luxury/Executive Sedan and Sports Car Competitive Analysis Key Competitors: Jaguar XJ6, BMW E3, Cadillac DeVille, Lincoln Continental, Rolls-Royce Silver Shadow Key Features Engineering Philosophy: Build quality, engineering excellence, comfort, performance, durability Model Strengths: Robust construction, smooth engines, sophisticated suspension, luxurious interiors 📋 Manual Details Coverage Areas Manual Title: Werkstatt Handbuch: Wartung Einstellung und Montage Covered Models: 280 S/8, 280 SE/8, 280 SEL/8, 280 SL/8, 300 SEL/8, 300 SEL/8 6.3, 280 SE/9 3.5, 300 SEL/9 3.5 Page Count Page Count: Estimated 500+ pages (typical for comprehensive factory service manuals of this era) Manual Type Manual Type: Factory Workshop Manual (Werkstatt-Handbuch) Language Language: German Format Format: Likely Printed Book (original factory documentation) 📖 Manual Coverage Systems Covered Engine Systems: Engine mechanicals, fuel injection (Bosch D-Jetronic, MFI), ignition system, cooling system, lubrication system, exhaust system Drivetrain Systems: Manual and automatic transmissions, clutch, driveshafts, differentials, axles Suspension Steering: Front and rear suspension (independent, coil springs, wishbones, trailing arms), steering system (power steering) Brake Systems: Hydraulic disc brakes (front and rear), parking brake, brake booster Electrical Systems: Wiring diagrams, lighting, charging system (alternator, regulator), starting system, instrumentation, comfort features Bodywork Chassis: Body construction, frame, doors, hood, trunk, glass, seals, body repairs Procedures Included Maintenance Procedures: Routine maintenance, lubrication schedules, fluid checks and changes, filter replacements, tune-ups Diagnostic Procedures: Troubleshooting guides for common issues, diagnostic flowcharts, component testing procedures Repair Procedures: Step-by-step instructions for component removal, disassembly, repair, and reassembly Adjustment Procedures: Valve adjustments, ignition timing, fuel injection settings, carburetor adjustments (where applicable), suspension alignments Special Tool Requirements: Identification of necessary specialized tools for specific repair and adjustment procedures Technical Depth Technical Depth: Comprehensive (covers from basic maintenance to full engine and transmission overhauls) 📊 Manual Specifications File Format File Format: N/A (assuming original print) Print Quality Print Quality: High (typical for German factory publications) Binding Type Binding Type: Stapled or perfect bound (typical for service manuals) Paper Type Paper Type: Durable, often semi-gloss paper suitable for workshop environments ⚙️ Engine Specifications Primary Engine Engine Type: Inline-6 (I6) and V8 Engine Codes Displacement: M130 (2.8L I6), M116 (3.5L V8), M100 (6.3L V8) Performance 280Se/Sl (M130) Horsepower: Approx. 160-190 hp (depending on configuration and market) 300Sel 6.3 (M100) Horsepower: Approx. 250 hp 280Se/Sel 3.5 (M116) Horsepower: Approx. 200-230 hp Fuel System Fuel System Type: Bosch Mechanical Fuel Injection (MFI) or Carburetor (on some early models/variants) Engine Codes Displacement Compression Ratio: Varies by engine, e.g., 9.0:1 for M130, 8.0:1 for M100 Bore Stroke: Varies by engine, e.g., 86.5 x 77.7 mm for 2.8L 🔧 Transmission Standard Standard Transmission: 4-speed Manual (often optional or phased out for automatics) Optional Optional Transmission: 4-speed Automatic (e.g., 4G-Tronic) Features Transmission Features: Hydraulic torque converter for automatic, robust manual gearbox 📐 Dimensions Exterior Wheelbase: W108: 2750mm (standard), 3050mm (long wheelbase); W113: 2300mm Overall Length: W108: 4670-4970mm; W113: 4090mm Weights Curb Weight: Approx. 1400-1700 kg depending on model and equipment Gross Vehicle Weight Rating: Typically around 2000-2200 kg 🛡️ Safety Features Ratings Safety Standards: Designed to high safety standards of the era, emphasizing structural integrity and occupant protection Active Features Active Safety Features: Four-wheel disc brakes, excellent handling and stability Passive Features Passive Safety Features: Reinforced passenger cell, safety steering column, padded dashboard 💡 Technology Features Infotainment Infotainment Features: Basic radio systems (AM/FM), optional power antenna Driver Assistance Driver Assistance Systems: Power steering, power brakes (with booster), optional cruise control (on later models) Connectivity Connectivity Features: N/A (pre-digital era) 🔧 Maintenance Service Intervals Oil Change Interval: Typically 5,000-10,000 km or annually, depending on usage and oil type Major Service Interval: 10,000-20,000 km, including spark plugs, filters, and comprehensive checks Fluid Specifications Engine Oil Specification: API SG/SH or equivalent, viscosity typically 10W-40 or 20W-50 depending on climate (refer to manual for exact specs) Transmission Fluid Automatic: MB-Matic Fluid or Dexron II equivalent Coolant Specification: Mercedes-Benz Coolant (glycol-based) with appropriate corrosion inhibitors Known Issues Common Issues: Rust (especially around wheel wells, sills, door bottoms), aging rubber components (hoses, bushings), fuel injection system calibration, vacuum leaks, cooling system integrity, electrical connector corrosion Specific Maintenance Points: Regular checking and lubrication of suspension components, timely replacement of fuel filters, ignition system maintenance 📚 Vehicle History Brand Heritage Brand Legacy: Mercedes-Benz reputation for engineering, quality, and luxury established over decades prior Model Evolution W108 Evolution: Successor to the W111 sedan, introducing modern styling and engineering advancements W113 Evolution: Known as the 'Pagoda' due to its distinctive hardtop roof design, celebrated for its blend of sportiness and elegance Production Production Years: W108: 1965-1971; W113: 1963-1971 Manufacturing Location: Stuttgart, Germany 🏆 Awards & Recognition Recognitions Automotive Awards: Widely recognized for luxury, build quality, and timeless design by automotive critics and enthusiasts of the era.