🏷️ Basic Information Identification Make: Škoda Model: Estelle Model Variants: 105, 120, 130, 136 Production Years Covered: 1977-1989 Codes Internal Project Name: Škoda Typ 742 (for 105/120), Škoda Typ 746 (for 130/135/136) 👋 Introduction Market Position Target Audience: Škoda Estelle owners and independent mechanics seeking detailed repair and maintenance guidance. Competitive Analysis Manual Competitors: Limited availability of comprehensive, official service manuals for this era of Eastern Bloc vehicles makes this PDF highly valuable. Key Features Document Value Proposition: A single, comprehensive source for all repair and maintenance needs, saving time and cost compared to fragmented information. Table Of Contents: Superb, facilitating quick navigation to specific repair sections. 📋 Manual Details Coverage Areas Manual Type: Comprehensive Service and Repair Manual Manual Scope: Repair, maintenance, rebuilding, refurbishment, restoration Page Count Estimated Pages: Hundreds Language Language: English (assumed, based on product description context for a global market) Format Format: PDF 📖 Manual Coverage Systems Covered Engine: Detailed coverage of all engine variants, including disassembly, assembly, tuning, and diagnostics. Fuel System: Carburetor systems (e.g., Jikov), fuel pumps, lines, and tank servicing. Cooling System: Radiator, water pump, thermostat, hoses, and fan operation. Ignition System: Distributor, ignition coils, spark plugs, timing adjustments. Transmission: Manual gearbox (4-speed and 5-speed options), clutch assembly, driveshafts, and rear axle. Brakes: Front disc brakes, rear drum brakes, master cylinder, brake lines, wheel cylinders, and parking brake. Suspension: Front independent suspension (double wishbone), rear semi-independent suspension (swing axle with trailing arms), shock absorbers, springs. Steering: Steering box, steering column, tie rods, and linkage adjustments. Electrical System: Wiring diagrams, alternator, starter motor, battery, lighting, instrumentation, and accessory circuits. Body And Chassis: Body panel removal/installation, doors, windows, trim, interior components, chassis lubrication points. Heating And Ventilation: Heater core, blower motor, ducting, and ventilation controls. Wheels And Tires: Tire pressure recommendations, wheel balancing, and rim specifications. Procedures Included Routine Maintenance: Oil changes, filter replacements, spark plug checks, fluid level checks, lubrication. Diagnostic Procedures: Troubleshooting guides for common problems, symptom-based diagnostics. Repair Procedures: Step-by-step instructions for component removal, repair, and reinstallation. Rebuilding Procedures: Detailed instructions for engine and transmission overhauls. Adjustment Procedures: Carburetor tuning, ignition timing, valve clearance adjustment, brake adjustments. Electrical Troubleshooting: Tracing electrical faults, checking circuits, and component testing. Technical Depth Depth Of Information: High; covers from basic maintenance to complete engine rebuilds and chassis restoration. Detail Level: Detailed specifications, tolerances, torque values, and schematics. 📊 Manual Specifications File Format File Type: Digital PDF Searchability: Likely text-searchable, assuming a well-scanned and OCR'd document. Print Quality Print Readability: High, suitable for printing individual pages as needed. Binding Type Binding Type For Digital: N/A (Digital) Paper Type Paper Type For Digital: N/A (Digital) Software Requirements Required Software: PDF Reader (e.g., Adobe Acrobat Reader) ⚙️ Engine Specifications Primary Engine Engine Type: Inline-4 Cylinder, Naturally Aspirated, Rear-Mounted Engine Displacement Estelle 105: 1046 cc (1.05 L) Engine Displacement Estelle 120: 1174 cc (1.2 L) Engine Displacement Estelle 130: 1289 cc (1.3 L) Engine Displacement Estelle 136: 1289 cc (1.3 L), revised for increased power and torque Performance Horsepower Estelle 105: Approx. 44-50 PS (DIN) Horsepower Estelle 120: Approx. 54-58 PS (DIN) Horsepower Estelle 130: Approx. 58-62 PS (DIN) Horsepower Estelle 136: Approx. 62-68 PS (DIN) Torque Specifications: Specific torque figures vary by engine variant, detailed in manual. Fuel System Carburetor Type: Single-barrel Jikov carburetor (various models depending on engine and market) Fuel Type: Unleaded gasoline (91 RON or higher, depending on engine tuning) Engine Construction Cylinder Head Material: Aluminum Alloy Engine Block Material: Cast Iron 🔧 Transmission Standard Transmission Type: 4-speed or 5-speed Manual Synchromesh Transmission Optional Automatic Transmission: Not commonly available or specified for these models. Features Drive Layout: Rear-engine, Rear-wheel drive (RR) Differential: Open differential, integrated with transaxle. Fluid Type Gearbox Oil Specification: GL-4 Hypoid Gear Oil (e.g., 80W-90, specific viscosity to be confirmed in manual) 📐 Dimensions Exterior Overall Length: Approx. 4200 mm Overall Width: Approx. 1600 mm Overall Height: Approx. 1400 mm Wheelbase: Approx. 2400 mm Wheel Track Front: Approx. 1320 mm Wheel Track Rear: Approx. 1320 mm Weights Curb Weight: Approx. 900-1000 kg (varies by model and equipment) Gross Vehicle Weight Rating: To be confirmed in manual, typically around 1350-1450 kg. Towing Capacity: Typically not specified or recommended for significant towing. 🛡️ Safety Features Ratings Crash Test Ratings: No standardized crash test ratings available from modern agencies for this era and origin of vehicle. Active Features Braking System Features: Dual-circuit hydraulic braking system for enhanced safety redundancy. Parking Brake Mechanism: Mechanical handbrake acting on rear wheels. Passive Features Seat Belts: Front lap and shoulder belts, rear lap belts (availability and type may vary by market/trim). Body Structure: Integrated steel chassis and body with crumple zones (basic by modern standards). Headrests: Front headrests standard on most later models. 💡 Technology Features Infotainment Radio System: Optional factory-fitted or dealer-installed radios, typically analog AM/FM. Speaker Configuration: Basic,...