🏷️ Basic Information Identification Make: Alfa Romeo Model: Alfetta Year: 1978 Product Name: Alfa Romeo Alfetta 1978 Repair Service Manual 👋 Introduction Market Position Target Audience: Professional technicians and experienced DIY enthusiasts. Key Features Accessibility: Instant download for immediate access to repair information. Comprehensiveness: Designed to provide knowledge equivalent to factory-trained technicians. Usability: Step-by-step instructions and critical specifications for confident repairs. Competitive Analysis Market Competition: Competed with other compact executive sedans and coupes of the era from manufacturers like BMW, Mercedes-Benz, and smaller European marques. 📋 Manual Details Coverage Areas General Coverage: Comprehensive service, repair, maintenance, and troubleshooting for the 1978 Alfa Romeo Alfetta. Page Count Estimated Pages: Detailed page count not specified, but described as covering topics found in factory service and owner's manuals, implying substantial content. Manual Type Primary Type: Repair Service Manual Secondary Type: Workshop Manual, Service Manual Purpose: Aids in maintaining, diagnosing, and repairing the Alfa Romeo Alfetta 1978. Language Language: English Format File Format: PDF Delivery Method: Instant Download Compatibility: All Versions of Windows & Mac Searchability: PDF format generally allows for text searching if the PDF is text-based. Requirements Software Requirements: Adobe PDF Reader & WinZip 📖 Manual Coverage Systems Covered Powertrain: Engine mechanicals, fuel system, ignition system, cooling system, exhaust system, transmission (manual and automatic, if applicable). Chassis: Suspension (front and rear), steering system, braking system, wheels and tires. Electrical: Wiring diagrams, lighting, ignition, starting system, charging system, instrumentation, accessories. Bodywork: Body construction, exterior trim, interior components, body repair, glass and seals. Cooling System: Radiator, water pump, thermostat, hoses, and fan operation. Exhaust System: Manifolds, pipes, muffler, and catalytic converter (if fitted). Ignition System: Distributor, coil, spark plug wires, timing adjustments. Instrumentation: Speedometer, tachometer, fuel gauge, temperature gauge, warning lights, and their associated sensors. Fuel Tank And Lines: Inspection, cleaning, and replacement of fuel system components. Procedures Included Maintenance: Regular maintenance schedules, fluid changes, filter replacements, lubrication. Repair: Step-by-step repair procedures for all major mechanical and electrical components. Troubleshooting: Diagnostic procedures for identifying and resolving common problems. Disassembly Assembly: Detailed instructions for component removal, overhaul, and reinstallation. Cleaning Reinstalling: Procedures for cleaning parts and correct reinstallation. Engine Rebuild: Detailed procedures for engine disassembly, inspection, component replacement (pistons, rings, bearings, valves), and reassembly. Transmission Overhaul: Procedures for servicing or overhauling the manual transaxle, including clutch replacement. Brake System Service: Pad and disc replacement, caliper overhaul, brake line bleeding, and adjustment. Suspension Components: Replacement of shock absorbers, springs, bushings, control arms, and tie rod ends. Body Panel Repair: Guidance on minor bodywork, dent removal, and panel alignment. Technical Depth Depth: Covers fundamentals to advanced repair, akin to factory technician knowledge, suitable for DIY mechanics with basic knowledge. Diagnostics: Includes diagnostic procedures for identifying faults in mechanical, electrical, and fuel systems. 📊 Manual Specifications File Format Quality: High-quality PDF, allowing zoom in/out for detailed viewing. Printability: Full Printable Binding Type Digital Binding: N/A (Digital Download) Paper Type Digital Paper Equivalent: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: Inline-4 Cylinder, Twin-Cam (DOHC) Displacement Liter: 1.6 L (1570 cc) and 2.0 L (1962 cc) common variants for this era. Power Delivery: Typically carbureted (Dell'Orto or Weber) or fuel-injected in later models/variants. Twin-cam design provides sporty performance. Performance Horsepower Range: Approx. 105-130 hp depending on displacement and tuning. Fuel System Fuel Delivery: Carburetor (e.g., twin Dell'Orto DHLA or Weber DCOE) or Bosch L-Jetronic fuel injection (on some later or 2.0L models). Engine Construction Block Material: Aluminum Alloy Cylinder Head Material: Aluminum Alloy 🔧 Transmission Standard Transmission Type: 5-speed manual transaxle (unique rear-mounted gearbox and differential). Optional Transmission Type: 3-speed automatic transmission (less common). Features Transaxle Layout: Rear-mounted transaxle contributing to near 50/50 weight distribution. 📐 Dimensions Exterior Body Styles: 4-door sedan (Berlina), 2-door coupe (GT). Wheelbase: Approximately 2,510 mm (98.8 in). Weights Curb Weight: Approx. 1,100 - 1,250 kg (2,425 - 2,756 lbs) depending on body style and engine. 🛡️ Safety Features Passive Features Seat Belts: Standard front seat belts; optional rear seat belts. Body Structure: Designed with crumple zones, though safety standards of the era were less stringent than modern vehicles. Active Features Brakes: Four-wheel disc brakes (often with a divided hydraulic system for safety redundancy). 💡 Technology Features Infotainment Radio: Typically a period-correct AM/FM radio; cassette players became more common later in the generation. Speaker System: Basic speaker setup, often two front and potentially two rear speakers. Driver Assistance ABS: Anti-lock Braking System (ABS) was not standard or widely available on 1978 models, though later models might have offered it. Power Steering: Power steering was often an option, particularly on the 2.0L models. 🔧 Maintenance Service Intervals Oil Change: Typically every 5,000 - 7,500 km (3,000 - 4,500 miles) or 6 months, depending on driving conditions. Tune Up: Recommended every 15,000 - 20,000 km (9,000 - 12,000 miles) including spark plugs, points, condenser, and...