🏷️ Basic Information Identification Make: Porsche Model: 911 Model Code: 964 Generation: 964 Product Name: PORSCHE 964 911 1989-1993 Service Repair Manual Codes Chassis Code: 964 👋 Introduction Market Position Target Audience: Porsche 964 owners, enthusiasts, and independent repair shops seeking professional-level service information. Competitive Analysis Advantage: Provides dealership-level technical data, comparable to official Porsche service manuals, at a fraction of the cost. Key Features Data Availability: Extensive coverage exceeding 5000 pages, detailing every aspect of the 964 model. Usability: Digital format allows for easy searching, zooming, and targeted printing of relevant sections. 📋 Manual Details Coverage Areas Applicable Years: 1989, 1990, 1991, 1992, 1993 Page Count Total Pages: Over 5000 Manual Type Type: Service Repair Manual Language Language: English Format Digital Format: PDF (provided in a ZIP archive) Access Method: Instant download as a ZIP file. 📖 Manual Coverage Systems Covered Engine: Overhaul and Rebuilding, Engine Performance Tuning, Firing Orders, Serpentine Belt Routings Brakes: Complete Brake System Service and Specifications Suspension: Front End Procedures and Specifications, Suspension System Service Transmission: Transmission Information (including manual and automatic variants if applicable), Clutch Service Electrical And Diagnostics: Wiring Diagrams, Trouble Codes, Computer Diagnostic Codes, Troubleshooting and Diagnostics Body And Accessories: Sunroof Service HVAC: Air Conditioning Service and Capacities Exhaust System: Information on exhaust system maintenance and repair. Fuel System: Detailed coverage of the fuel system, including pump, injectors, and lines. Cooling System: While air-cooled, this covers oil cooling system components and maintenance. Steering System: Service and specifications for the power steering system. Wheels And Tires: Information on wheel types, tire sizes, and alignment specifications. Body Control Modules: Information related to body electronic modules and associated diagnostics. Procedures Included Maintenance: Factory Maintenance Schedules and Charts, Timing Belt Replacement/Service Procedures Repair And Rebuild: Engine Overhaul and Rebuilding, General Repair Procedures, U-Joint and CV-Joint Service Procedures Diagnostics: Troubleshooting and Diagnostics, Computer Diagnostic Codes, Trouble Codes Torque Specifications: Complete torque specifications for all major components and fasteners. Trouble Shooting Guides: Systematic guides for diagnosing and resolving common and uncommon vehicle issues. Driving Concerns: Addresses common driving issues and provides solutions. Diagnostics Tools: Guidance on using diagnostic tools relevant to the 964 generation. Technical Depth Depth: Comprehensive, covering detailed rebuilds, advanced diagnostics, and factory maintenance procedures. Illustrations And Diagrams: Hundreds of illustrations, including detailed parts drawings and wiring schematics. Specifications Coverage: Detailed specifications covered extensively across all systems. Manual Completeness Scope: Comprehensive, covering mechanical, electrical, and body systems. 📊 Manual Specifications File Format File Type: PDF Print Quality Printability: Printable pages for easy reference, allowing users to avoid grease on original documents. Zoom Capability: Zoomable for viewing detailed parts diagrams and information. Binding Type Binding Type: Digital download (ZIP file containing PDFs) Paper Type Paper Type: N/A (Digital) Compatibility Operating Systems: Works on all computers (PC & MAC). Requires WinZip or equivalent for extraction. ⚙️ Engine Specifications Primary Engine Engine Type: Air-cooled flat-six (Boxer) Displacement: 3.6 Liters (3596 cc) Performance Horsepower Range: Approximately 250-270 hp (depending on model variant - Carrera 2, Carrera 4, Turbo) Torque Range: Approximately 228-260 lb-ft (depending on model variant) Fuel System Fuel Injection: Bosch Motronic electronic fuel injection (M2.1, M2.3, M2.7 depending on year/market) Timing Timing System: Timing belts (dual belts for camshafts) Engine Type Aspiration: Naturally Aspirated (for Carrera 2/4); Turbocharged (for Turbo models) 🔧 Transmission Standard Standard Transmission: 5-speed manual transaxle (G50 gearbox for most models) Optional Optional Transmission: Tiptronic (4-speed automatic with manual shifting capability) introduced later in the 964 generation. Features Drive Type: Rear-wheel drive (Carrera 2) or All-wheel drive (Carrera 4) 📐 Dimensions Exterior Body Styles: Coupe, Targa, Cabriolet Weights Curb Weight: Approx. 1350-1450 kg (depending on body style and drivetrain) 🛡️ Safety Features Ratings Safety Features: ABS (Anti-lock Braking System) standard on most models, airbags (driver and passenger), crumple zones. Active Features Active Safety: ABS, capable chassis dynamics. Passive Features Passive Safety: Reinforced safety cage, seat belts, airbags. 💡 Technology Features Infotainment Infotainment Systems: Basic radio/cassette systems, optional CD player. Limited by era; modern upgrades are common. Driver Assistance Driver Assistance Systems: ABS (Anti-lock Braking System), All-wheel drive system (Carrera 4). Connectivity Connectivity Features: None in the modern sense. Analog systems. 🔧 Maintenance Service Intervals Oil Change Interval: Typically 7,500 - 10,000 miles or annually, depending on driving conditions and oil used (refer to specific manual recommendations). Timing Belt Replacement: Scheduled replacement is critical to prevent catastrophic engine damage. Specific intervals detailed in the manual (often around 30,000-60,000 miles or 4-5 years). Fluid Specifications Engine Oil Type: Air-cooled specific engine oil (e.g., Mobil 1 15W-50 or equivalent high-quality synthetic designed for air-cooled Porsches). Brake Fluid Type: DOT 4 (or as specified by Porsche, check manual for precise recommendation) Transmission Fluid Type: Gear oil meeting specific Porsche specifications (e.g., GL-5 rated, viscosity depends on ambient temperature). Known Issues Common Issues: Timing belt tensioner failures (requiring immediate attention),...