🏷️ Basic Information Identification Make: Skoda Model: Estelle Model Variants: 105, 120, 130, 136 Production Years Covered: 1977-1989 Codes Chassis Codes: Type 742 (105/120/130), Type 746 (135/136) Engine Codes: Skoda 781 series (OHV inline-four) 👋 Introduction Market Position Target Audience: Skoda Estelle owners, DIY mechanics, classic car enthusiasts, and automotive repair shops working on these models. Competitive Analysis Value Proposition: Provides comprehensive, dealer-level repair information at a fraction of the cost of dealership services or physical manuals. Empowers owners to perform their own maintenance and repairs. Key Features Completeness: Covers all repairs A-Z, mechanical and electrical, for all models and engine types within the specified years. Usability: Easy layout format, highly detailed procedures, user-friendly for individuals with basic computer literacy. Instant download delivery. Durability: Digital format, never times out or expires, accessible for unlimited use. 📋 Manual Details Coverage Areas Geographic Coverage: Global (primarily Europe) Model Coverage: All Skoda Estelle variants (105, 120, 130, 136) and all engine types within these models. Page Count Estimated Page Count: Comprehensive (exact count not specified, but described as 'tons' of information). Manual Type Type: Workshop Manual / Service Repair Manual Language Language: English (implied by description and FAQ) Format Digital Format: PDF 📖 Manual Coverage Systems Covered Powertrain: Engine (mechanical, tuning, repair), Fuel system, Ignition system, Cooling system, Lubrication system, Exhaust system, Emissions control. Drivetrain: Transaxle, Clutch, Manual Transmission, Differential, Driveshaft. Chassis: Suspension (front and rear), Steering, Brakes (including ABS, if applicable for later models), Wheels, Tires. Electrical: Complete electrical system, Wiring diagrams, SRS (Supplemental Restraint System - if applicable), Ignition, Lighting, Instruments, Ancillary systems. Body: Bodywork, Interior components, Heater, Air Conditioning, Automatic Climate Control. Procedures Included Routine Maintenance: Oil changes, filter replacements, fluid level checks, lubrication, tire pressure checks, spark plug replacement, air filter replacement. Tune Up: Ignition timing adjustment, carburetor adjustment, valve clearance adjustment, basic performance tuning. Mechanical Repair: Engine removal/installation, cylinder head overhaul, piston/ring replacement, crankshaft/bearing service, transmission overhaul, clutch replacement, brake system overhaul, suspension component replacement, steering system repair. Electrical Diagnostics: Troubleshooting electrical faults, component testing, wiring harness repair, starter/alternator service. Component Replacement: Detailed instructions for removing and installing virtually all mechanical and electrical components. Technical Depth Depth: Comprehensive, covering routine maintenance to complete engine and transmission rebuilds. Includes detailed diagrams and specifications for accurate repair. Diagnostics: Detailed troubleshooting guides, symptom-based diagnostics, and specific fault finding procedures. Specifications: Includes critical tightening torques, valve timing procedures, chain routing, sprocket/gear timing marks, fluid capacities, and performance specifications. 📊 Manual Specifications File Format File Type: PDF Searchability: Likely text-searchable PDF, allowing quick access to information. Print Quality Printable: All pages are printable, allowing users to print specific sections as needed. Binding Type Delivery Format Description: Digital download, no physical binding. User can print and bind as desired. Paper Type Digital Content Description: Contains 'tons of detailed pictures & diagrams', implying high visual content for clarity. ⚙️ Engine Specifications Primary Engine Engine Type: OHV (Overhead Valve) Inline-four cylinder, naturally aspirated. Displacement Variations: 1.05L (105), 1.2L (120), 1.3L (130), 1.35L (135/136) approx. Bore X Stroke: Varies by displacement, e.g., 120 models often featured 75.5 mm x 68 mm. Compression Ratio: Typically around 8.5:1 to 9.5:1, depending on engine variant and fuel octane. Horsepower Range: Approximately 40-60 hp, varying with engine size and tuning. Torque Range: Approximately 65-90 Nm, varying with engine size. Fuel System Fuel Delivery: Carburetor (e.g., Jikov, Weber downdraft) for most models. Later models/export versions might have had minor variations. Fuel Type: Unleaded gasoline (for later models, potentially leaded for earlier ones depending on region). Minimum octane rating specified in manual. 🔧 Transmission Standard Type: 4-speed or 5-speed manual transaxle. Optional Type: Automatic transmission was an option on some models, though less common than manual. Features Layout: Rear-wheel drive with engine and transmission mounted at the rear. Fluid Type: GL-4 gear oil (specific viscosity, e.g., SAE 75W-90 or 80W-90, will be detailed in the manual). 📐 Dimensions Exterior Body Style: 4-door sedan. Length: Approximately 4150 mm (163.4 in). Width: Approximately 1610 mm (63.4 in). Height: Approximately 1420 mm (55.9 in). Weights Curb Weight: Approximately 900-1000 kg (1984-2205 lbs), depending on model and equipment. 🛡️ Safety Features Ratings Historical Safety Standards: Designed to meet safety standards of its era. Early models may lack modern safety features like airbags or advanced ABS. Active Features Brakes: Front disc brakes, rear drum brakes. Later models may have introduced minor ABS systems as an option in specific markets. Passive Features Seatbelts: Standard seatbelts, potentially lap belts in the rear for earlier models. Three-point belts may have been standard or optional on later variants. Construction: Unitary body construction with crumple zones typical for its period. 💡 Technology Features Infotainment Radio: Typically an analog AM/FM radio, possibly with cassette player in later models. Factory fitment varied by market and trim. Speakers: Basic speaker configuration, usually front door speakers. Driver...