🏷️ Basic Information Identification Make: Porsche Model: 944 S Turbo Model Years Covered: 1987, 1988 👋 Introduction Market Position Positioning: A technical resource for owners, technicians, and mechanics seeking detailed specifications for the Porsche 944 S Turbo. Competitive Analysis Advantage: Low price, great quality, instant access compared to physical manual acquisition. Key Features Accuracy: Kept like the original manufacturer book, providing accurate technical data. Completeness: Official full COMPLETE version, covering a vast array of useful information. Accessibility: Instant download, eliminating wait times for physical delivery. 📋 Manual Details Coverage Areas Primary Coverage: Porsche 944 S Turbo Secondary Coverage: General Porsche 944 Technical Specifications (implied) Page Count Estimated Pages: Hundreds or thousands (printable at great quality) Manual Type Type: Technical Specifications Manual Language Language: English Format File Format: PDF Delivery Method: Instant Download Software Requirements: Adobe PDF Reader, WinZip (for larger files) 📖 Manual Coverage Systems Covered Powertrain: Engine, Fuel System, Lubrication System, Cooling System, Exhaust System Drivetrain: Transmission (implied), Driveshafts, Differential Chassis: Steering System, Suspension System, Brake System, Wheel and Tire Specifications Electrical: Electrical System, Lighting, Instrument Cluster, Control Devices Bodywork: Body Panels (implied), Interior Components HVAC: Air Conditioner and Heater System Procedures Included Maintenance: Routine Maintenance, Lubrication Schedule, Maintenance Checklists, Maintenance Charts, Service Instructions Operation: General Introduction, Instrument & Controls Operation, Operation Instructions, Starting and Stopping Engine, Efficient Working Methods (general principles) Troubleshooting: Problem Solving in Operation (implied) Technical Data: Specifications for Major Components, Working Range, Weight, Lifting Capacities, Bucket Selection Guide (Note: This section appears to be a carryover from a different manual, likely a Scania truck manual, and is not relevant to the Porsche 944 S Turbo.) Technical Depth Depth: Comprehensive Technical Data, Original Manufacturer Book Quality Scope: Covers most aspects from air filter to steering and suspension, including electrical diagrams. 📊 Manual Specifications File Format Quality: Great Quality Printability Searchability: Likely searchable within PDF (standard PDF feature) Binding Type Type: N/A (Digital Download) Paper Type Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: Turbocharged Inline-Four Cylinder (common for 944 Turbo) Engine Code: M44.50 (for 1986-1988 944 Turbo) Displacement: 2.5 Liters (2479 cc) Performance Horsepower: 217 hp @ 5800 rpm (for 1986-1988 944 Turbo) Torque: 245 lb-ft (333 Nm) @ 3500 rpm (for 1986-1988 944 Turbo) Fuel System Induction: Bosch Motronic EFI with Turbocharging Fuel Type: Unleaded Premium Gasoline Fluid Specifications Engine Oil Capacity: Approximately 6.5 Liters (6.9 US Quarts) Engine Oil Viscosity: e.g., 10W-40 or 15W-50 (refer to manual for specific climate/usage) 🔧 Transmission Standard Type: 5-Speed Manual Transaxle Optional Type: None offered for the 944 Turbo model. Features Layout: Rear-mounted transaxle for near 50/50 weight distribution. Fluid Specifications Transmission Fluid Type: e.g., GL-4 or GL-5 gear oil (specific viscosity required) 📐 Dimensions Exterior Length: 163.4 inches (4150 mm) Width: 68.5 inches (1740 mm) Height: 50.4 inches (1280 mm) Wheelbase: 94.5 inches (2400 mm) Weights Curb Weight: Approximately 2,932 lbs (1330 kg) Gross Vehicle Weight Rating: Refer to manual for specific GVWR Wheels Tires Wheel Size: 16-inch Alloy Wheels (standard for Turbo) Tire Size: 225/50 VR 16 (front), 245/45 VR 16 (rear) (typical) Bolt Pattern: 5x130mm 🛡️ Safety Features Ratings Crash Test Results: N/A for this specific manual; modern ratings not applicable. Porsche engineering focused on occupant protection for its era. Active Features Braking System: 4-wheel Disc Brakes, ABS (Anti-lock Braking System) Passive Features Occupant Protection: Reinforced chassis, front and side impact protection (typical Porsche design). Restraint System: Three-point seatbelts, driver airbag (optional on some models, but common on Turbos of this era) 💡 Technology Features Infotainment Audio System: Factory premium sound system (e.g., Blaupunkt), cassette player typical for the era. Driver Assistance ABS: Standard Anti-lock Braking System (ABS). Connectivity Connectivity Features: Limited by era; primarily focused on the vehicle's internal systems. 🔧 Maintenance Service Intervals Oil Change: Typically every 5,000-7,500 miles or annually, whichever comes first (refer to manual for exact interval). Timing Belt: Critical component, typically replaced every 45,000-60,000 miles or 4-5 years due to risk of catastrophic engine damage if it fails. Fluid Specifications Coolant Type: Proprietary Porsche or compatible ethylene glycol-based coolant with corrosion inhibitors. Brake Fluid Type: DOT 4 Known Issues Common Problems: Cracked dashboard (delamination), AC system failures, oil leaks (valve cover, oil cooler seals), IMS bearing (intermediate shaft bearing) wear (though less common on early 944s than later models), fuel pressure regulator issues, aging rubber components (hoses, bushings). Specific Turbo Concerns: Turbocharger seals, intercooler integrity, boost leaks. Technical Data Tightening Torque: Detailed torque specifications for various fasteners are included in the manual. 📚 Vehicle History Brand Heritage Heritage: Porsche is renowned for its performance-oriented sports cars and motorsport success. Model Evolution 944 Lineage: The 944 S Turbo (or Turbo S in some markets/later years) was the pinnacle of the 944 model line, building upon the 924 platform with a significantly more powerful engine and improved chassis....