🏷️ Basic Information Identification Make: Porsche Model: 964 Generation: 964 Production Years: 1989-1994 Codes Chassis Code: 964 Engine Code Prefix: M64 👋 Introduction Market Position Vehicle Segment: Luxury Sports Car Target Audience: Enthusiast owners, Porsche specialists, independent repair shops Competitive Analysis Competitors: Ferrari 348, Chevrolet Corvette C4, Lotus Esprit Key Features Manual Value Proposition: Provides essential information for maintaining, repairing, and troubleshooting the Porsche 964, saving costs and ensuring proper service. Vehicle Design Philosophy: Evolutionary update of the iconic Porsche 911, featuring significant aerodynamic and chassis improvements over its predecessor (930). 📋 Manual Details Coverage Areas Engine Coverage: Complete tear down and rebuild, maintenance, troubleshooting, diagnostics, component specifications Transmission Coverage: Manual transmission overhaul and repair, automatic transmission overhaul and repair Chassis Coverage: Suspension, steering, brakes, wheels, alignment specifications Body Coverage: Exterior and interior body repairs, trim, glass, seals, aerodynamics HVAC Coverage: Heater and air conditioning system diagnosis, repair, and component replacement Electrical Coverage: Complete wiring diagrams, component testing, diagnostic procedures Page Count Estimated Page Count: Extensive (specific count not provided, but described as 'complete tear down and rebuild' and 'tons of pictures and diagrams') Manual Type Type: Service and Repair Manual Language Language: English Format Digital Format: PDF Compatibility: Windows, macOS 📖 Manual Coverage Systems Covered Engine Systems: Fuel delivery, ignition, lubrication, cooling, exhaust, engine management (DME), timing, valve train, internal components Transmission Systems: G50 Manual Transmission, Tiptronic Automatic Transmission, clutch assembly, drivetrain components Chassis Systems: MacPherson strut front suspension, trailing arm rear suspension, anti-roll bars, power steering, ABS braking system, wheel bearings, hub assemblies Body Systems: Body structure, doors, hood, trunk, bumpers, spoilers, windows, convertible top mechanisms (if applicable to specific 964 variants), seals, weatherstripping HVAC Systems: Compressor, condenser, evaporator, blower motor, refrigerant lines, climate control unit, ducting Electrical Systems: Battery, alternator, starter, lighting (headlights, taillights, interior), instrument cluster, gauges, relays, fuses, body control modules, engine control unit (ECU) wiring Procedures Included Maintenance Procedures: Oil changes, filter replacements, fluid level checks and changes, spark plug replacement, belt inspection and replacement, brake pad and rotor replacement, air filter service Repair Procedures: Engine rebuild, transmission overhaul, suspension component replacement, brake system repair, steering rack replacement, clutch service, electrical component diagnosis and repair, HVAC system repairs Troubleshooting Procedures: Systematic diagnosis of common and uncommon faults, electrical fault finding using wiring diagrams, engine performance issues, drivability problems Diagnostic Procedures: OBD-II (if applicable, though less prevalent in early 964), DME fault codes, live data interpretation (if available for the era), component testing methods Technical Depth Depth: Comprehensive from basic maintenance to complete engine and transmission rebuilds, including detailed diagnostics and specifications. Detail Level: Expert level, suitable for professional mechanics and dedicated enthusiasts undertaking major work. 📊 Manual Specifications File Format Format: Adobe PDF Searchability: Likely searchable text, aiding in quick information retrieval. Print Quality Printable: Yes, all pages are printable. Image Quality: High resolution, featuring 'tons of pictures and diagrams'. Binding Type Binding: Digital (No physical binding) Paper Type Paper: N/A (Digital format) ⚙️ Engine Specifications Primary Engine Engine Type: Naturally Aspirated Flat-Six (Boxer) Displacement: 3.6 Liters (for Carrera 2/4 and Turbo models) Bore X Stroke: 100 mm x 76.4 mm Compression Ratio: 11.3:1 (typical) Performance Horsepower Carrera: 250 PS (184 kW; 247 hp) at 6,100 rpm (Carrera 2/4) Torque Carrera: 310 Nm (229 lb-ft) at 4,700 rpm (Carrera 2/4) Horsepower Turbo: 320 PS (235 kW; 316 hp) at 5,750 rpm (964 Turbo 3.3) Torque Turbo: 450 Nm (332 lb-ft) at 4,500 rpm (964 Turbo 3.3) Fuel System Fuel Injection: Bosch Motronic DME (Digital Motor Electronics) Fuel Type: Premium Unleaded Gasoline Cooling System Cooling Method: Air-cooled with oil cooling 🔧 Transmission Standard Transmission Type: G50 5-speed Manual Transaxle Optional Transmission Type: Tiptronic 4-speed Automatic (introduced mid-cycle) Features Clutch Type: Hydraulically operated single-plate dry clutch All Wheel Drive: Available on Carrera 4 models 📐 Dimensions Exterior Length: Approx. 4,250 mm (167.3 in) Width: Approx. 1,775 mm (69.9 in) Height: Approx. 1,310 mm (51.6 in) Weights Curb Weight Carrera: Approx. 1,450 kg (3,197 lbs) Curb Weight Carrera 4: Approx. 1,560 kg (3,439 lbs) Curb Weight Turbo: Approx. 1,590 kg (3,505 lbs) Wheelbase Wheelbase: 2,272 mm (89.4 in) Wheel And Tire Wheel Size: 16-inch (standard), 17-inch (optional/Turbo) Tire Size Example Front: 205/55 ZR16 Tire Size Example Rear: 225/50 ZR16 Bolt Pattern: 5x130 🛡️ Safety Features Ratings NHTSA Rating: Not directly rated under modern NHTSA standards as the vehicle predates comprehensive testing mandates. Active Features ABS: Standard Anti-lock Braking System (ABS) AWD: Optional All-Wheel Drive on Carrera 4 models for enhanced traction Passive Features Airbags: Driver's side airbag (standard from 1990 onwards), passenger airbag optional/standard on later models Seatbelts: 3-point inertia reel seatbelts Chassis Design: Reinforced unibody construction with crumple zones. 💡 Technology Features Infotainment Audio System: Factory premium sound systems were available, often featuring Blaupunkt or Becker head units. Aftermarket upgrades are common. Navigation: Aftermarket navigation systems...