🏷️ Basic Information Identification Make: Porsche Model: 951 Synonymous Models: 944 Turbo Codes Chassis Code: 951 👋 Introduction Market Position Target Audience: Porsche owners, independent repair shops, enthusiasts Competitive Analysis Advantage: Comprehensive coverage, dealer-level information, digital format for ease of use Key Features Volume Structure: Divided into 6 volumes/sections for quick reference Content Value: Enables DIY repairs, cost savings, in-depth understanding of vehicle systems Value Proposition Benefits: Find it, print it, use it, reprint dirty pages 📋 Manual Details Coverage Areas Covered Models: Porsche 944, 944 Turbo (951), 968 Page Count Total Pages: 2600+ Manual Type Type: Workshop Service/Repair Manual Language Language: English Format Delivery Format: Zip/PDF 📖 Manual Coverage Systems Covered Engine: Complete engine repair, lubrication, fuel supply, electronic fuel injection (DME), turbocharger system Drivetrain: Transmission repair, clutch operation Suspension: Front and rear wheel suspension, alignment Brakes: Mechanical and hydraulic brake systems Steering: Steering system operation and repair Electrical: Comprehensive wiring diagrams, ignition system, DME diagnosis, alarm system Body: Bodywork, glass, window control, seats Comfort Systems: Air conditioning system Procedures Included Maintenance: Scheduled maintenance, fluid changes, tune-ups, basic checks (e.g., spark plugs) Repair: Engine rebuilds, transmission overhauls, suspension component replacement, brake system repair, electrical component diagnosis and repair Diagnostics: Self-diagnosis, DME troubleshooting, common issues and solutions Technical Depth Depth: Comprehensive, covering basic maintenance to complete engine and vehicle overhauls 📊 Manual Specifications File Format Digital Format: PDF Print Quality Printable: All pages printable Binding Type Binding: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) Compatibility Operating Systems: Windows, Macintosh Features Illustration Type: Step-by-step diagrams, pictures Searchability: Likely searchable text within PDF ⚙️ Engine Specifications Primary Engine Engine Type: Inline 4-cylinder, turbocharged Performance Turbocharged: Yes Fuel System Injection Type: Electronic Fuel Injection (DME) Technical Data Engine Code Reference: M44.51 (for 951) Displacement: 2.5 Liters (2479 cc) Horsepower 951: 220 hp @ 6000 rpm Torque 951: 245 lb-ft @ 3500 rpm Compression Ratio: 8.5:1 Engine Management: Bosch Motronic DME 🔧 Transmission Standard Transmission Type: 5-speed Manual Transaxle Optional Transmission Type: None (951 was manual only) Features Transaxle Layout: Rear-wheel drive with integrated transmission and differential 📐 Dimensions Exterior Body Style: 2-door Coupe Weights Curb Weight Approx: 3030 lbs (1375 kg) 🛡️ Safety Features Ratings Crash Test Data: Refer to manual for specific structural and impact data covered Active Features Braking System: ABS (Anti-lock Braking System) Passive Features Restraints: Seat belts, potential airbags (model year dependent) 💡 Technology Features Infotainment Audio System: Factory cassette/radio system (upgradeable) Driver Assistance ABS: Standard Anti-lock Braking System Connectivity Diagnostics Interface: DME diagnostic port (refer to manual for specific connector and protocol) 🔧 Maintenance Service Intervals Oil Change Interval: Refer to manual for specific mileage/time intervals and oil type Timing Belt Replacement: Critical maintenance item, refer to manual for interval (typically 4-5 years or mileage) Fluid Specifications Engine Oil Type: Refer to manual for specific viscosity (e.g., 0W-40, 5W-40 synthetic) and capacity Coolant Type: Refer to manual for specific antifreeze/coolant mixture and capacity Brake Fluid Type: DOT 4 Transmission Fluid Type: Refer to manual for specific gear oil specification and capacity Known Issues Common Problems: Turbo seal failure, fuel distributor issues, vacuum leaks, fuel pump wear, electrical connector corrosion Technical Data Spark Plug Gap: Refer to manual for specific plug type and gap Torque Settings: Extensive torque specifications provided for all major components 📚 Vehicle History Brand Heritage Manufacturer: Dr. Ing. h.c. F. Porsche AG Model Evolution Predecessor: Porsche 944 Derivative: Porsche 944 Turbo (951) Production Production Years: 1985-1991 Manufacturing Location: Neckarsulm, Germany 🏆 Awards & Recognition Recognitions Automotive Press Acclaim: Highly regarded sports car of its era, praised for performance and handling