🏷️ Basic Information Identification Make: Porsche Model: 928 Year: 1980 Codes Vin Prefix: 92A Production Code: Type 928 👋 Introduction Market Position Positioning: Luxury Grand Tourer (GT), front-engine, rear-wheel drive flagship Competitive Analysis Competitors: BMW 6 Series, Mercedes-Benz SL-Class, Jaguar XJ-S Key Features Design Philosophy: Transaxle layout for 50/50 weight distribution, advanced aerodynamics Innovations: Aluminum construction, pop-up headlights, integrated bumper design 📋 Manual Details Coverage Areas Primary Focus: Owner's Information and Operation Scope: Vehicle operation, maintenance, safety, and basic troubleshooting Page Count Estimated Pages: 150-200 (typical for this era and model) Manual Type Type: Owner's Manual Language Primary Language: English Format Format: Printed Booklet 📖 Manual Coverage Systems Covered Powertrain: Engine operation, cooling system, fuel system overview Drivetrain: Transmission operation, differential overview Chassis: Brake system operation, steering system overview Electrical: Instrument panel, lighting, basic electrical features Comfort And Convenience: HVAC, climate control, seats, windows, door locks Procedures Included Basic Maintenance: Checking fluid levels, tire pressure, light bulb replacement Troubleshooting: Basic warning light explanations, simple operational issues Safety Information: Seat belt usage, child restraint information, driving tips Emergency Procedures: Jump starting, tire changing, roadside assistance information Technical Depth Depth: Owner-level operation and preventative maintenance 📊 Manual Specifications File Format Digital Availability: Typically available as PDF reprint or original print Print Quality Original Print Quality: High-quality paper and printing typical of premium European vehicles Binding Type Original Binding: Stapled or perfect bound paperback Paper Type Original Paper: Glossy or semi-gloss paper stock ⚙️ Engine Specifications Primary Engine Engine Code: M30/11 (early models) Engine Type: Naturally Aspirated V8 Displacement: 4.5 Liters (4477 cc) Bore X Stroke: 86.0 mm x 96.0 mm Compression Ratio: 10.0:1 Performance Horsepower: 210-220 bhp @ 5500 rpm (approx.) Torque: 250-260 lb-ft @ 3600 rpm (approx.) Fuel System Fuel Delivery: Bosch K-Jetronic Fuel Injection Cooling System Cooling Type: Water-cooled Lubrication Oil Type Specification: API SG or SH, SAE 15W-50 (check manual for exact spec) Oil Capacity: Approx. 9.5 Liters (10 US Quarts) with filter 🔧 Transmission Standard Type: Automatic Transmission (ZF 3 HP 22) Optional Type: 5-Speed Manual (limited availability in 1980, more common later) Features Automatic Modes: Standard, Economy, Sport (or similar designation) Fluid Specifications Automatic Transmission Fluid: Dexron III or equivalent (check manual for exact spec) Fluid Capacity Automatic Transmission Fluid Capacity: Approx. 4.0 Liters (4.2 US Quarts) (check manual) 📐 Dimensions Exterior Length: 4684 mm (184.4 inches) Width: 1786 mm (70.3 inches) Height: 1283 mm (50.5 inches) Wheelbase: 2700 mm (106.3 inches) Weights Curb Weight: 1650 kg (3638 lbs) (approx. for automatic) Gross Vehicle Weight: 2000 kg (4409 lbs) (approx.) Cargo Cargo Volume: Rear hatchback design provides significant, versatile cargo space 🛡️ Safety Features Ratings Crash Testing Era: Limited official ratings due to testing standards of the era Active Features Braking System: Power-assisted disc brakes front and rear, ABS optional on later models Steering System: Power-assisted rack and pinion Passive Features Seat Belts: 3-point inertia reel seat belts Structure: Reinforced safety cage, deformable front and rear sections Lighting: Halogen headlights, integrated fog lamps (optional) 💡 Technology Features Infotainment Audio System: Factory-installed Blaupunkt or Becker radio with cassette player (optional/variable by market) Driver Assistance Cruise Control: Optional feature Connectivity Connectivity Features: None in the modern sense; primarily analog systems 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 7,500-10,000 miles or annually (check manual) Major Service Interval: Timing belt replacement every 50,000-60,000 miles or 5 years (critical for V8 engines) Other Checks: Coolant, brake fluid, power steering fluid checks at regular intervals Fluid Specifications Coolant Type: Antifreeze/coolant, ethylene glycol based, Porsche approved (check manual) Brake Fluid Type: DOT 4 (check manual for specific Porsche specification) Power Steering Fluid: Dexron III or Pentosin CHF 11 S (check manual) Known Issues Common Wear Items: Fuel injectors, fuel pump, ignition components, door seal degradation, window regulators Potential Problems: K-Jetronic fuel system maintenance, coolant leaks (especially hoses and water pump), timing belt wear Maintenance Tips Engine Cooling: Regular coolant system flushes and inspection for leaks are paramount Fuel Injection: Maintaining clean fuel injectors and proper fuel pressure is key for K-Jetronic performance 📚 Vehicle History Brand Heritage Brand Legacy: Porsche's reputation for engineering excellence and sports car innovation Model Evolution Introduction Year: 1978 Evolution To 1980: Refinements in suspension, engine management, and interior appointments Production Production Years: 1978-1991 Manufacturing Location: Zuffenhausen, Germany 🏆 Awards & Recognition Recognitions Critical Acclaim: Praised for its advanced engineering, comfort, and unique V8 powertrain for a Porsche GT Ratings Automotive Journalism: Frequently cited as a pioneering GT car that pushed automotive boundaries