🏷️ Basic Information Identification Make: Porsche Model: 911 Generation Internal Chassis Code: 964 Generation Name: G-Series (Updated) Codes Model Years Covered: 1984, 1985, 1986, 1987, 1988, 1989 👋 Introduction Market Position Target Audience: Do-It-Yourself (DIY) owners and independent repair shops specializing in classic Porsche air-cooled models. Competitive Analysis Value Proposition: Provides essential, high-quality technical information for servicing and maintaining a sought-after classic Porsche, offering significant cost savings compared to dealership service. Key Features Instant Access: Instant download feature eliminates shipping delays and costs. Practicality: Described as the 'most practical' manual, indicating a focus on user-friendliness and essential information. Instruction Quality: High-quality diagrams and instructions are a key selling point. 📋 Manual Details Coverage Areas General Coverage: Comprehensive service and repair for 1984-1989 Porsche 911 models. Specific Systems Covered: Engine, Clutch, Fuel System, Transmission, Front Axle, Rear Axle, Brakes, Wheels, Tires, Pedal Controls, Manual Controls, Maintenance Jobs, Technical Data, Body, Electrical System. Page Count Estimated Page Count: Extensive (specific count not provided in product info, but implied by 'comprehensive' and detailed coverage areas). Manual Type Type: Service Repair Workshop Manual Language Language: English Format File Format: PDF 📖 Manual Coverage Systems Covered Powertrain: Detailed diagnostics, repair, and overhaul procedures for the air-cooled flat-six engine, clutch assembly, fuel delivery and control systems, and transaxle. Drivetrain: Front axle components (steering, suspension, drive shafts), rear axle components (suspension, bearings, drive shafts), and wheel/tire servicing. Braking And Wheels: Brake system servicing (discs, calipers, lines, fluid), wheel hub maintenance, and tire mounting/balancing recommendations. Controls: Pedal box assembly, manual gearshift linkage, and associated control cables and components. Body And Chassis: Bodywork repair, panel alignment, interior trim, and general chassis maintenance. Electrical: Comprehensive electrical system diagrams, component testing, troubleshooting, and repair for lighting, ignition, charging, starting, and accessory circuits. Procedures Included Maintenance: Scheduled maintenance tasks, fluid changes, filter replacements, inspections, and lubrication points. Troubleshooting: Systematic diagnostic procedures for identifying and resolving common and uncommon faults. Repair And Rebuild: Step-by-step instructions for component disassembly, repair, reassembly, and adjustment. Technical Data And Specs: Torque specifications, tolerances, clearances, fluid capacities, and electrical values. Technical Depth Depth: High. Suitable for DIY enthusiasts and professional technicians, covering everything from routine maintenance to major component overhauls. 📊 Manual Specifications File Format Digital Format: PDF Print Quality Printability: All pages are printable, allowing users to create physical copies for workshop use. Diagram Quality: High quality diagrams included, crucial for visual guidance during repair. Binding Type Digital Binding: N/A (Digital Download) Paper Type Digital Paper Simulation: N/A (Digital Download) Compatibility Operating Systems: Compatible with all versions of Windows & Mac. Requirements Software Requirements: Adobe PDF Reader (free download available). ⚙️ Engine Specifications Primary Engine Engine Type: Air-cooled flat-six (Boxer) Displacement Liter: 3.2 (Carrera models) / 3.6 (964 Carrera 2/4 initially) Engine Codes Early: M930/21 (Carrera 3.2), M64/01 (964 Carrera 2) Performance Horsepower Approximate: 207-231 hp (depending on market and specific Carrera 3.2 variant); 250 hp (964 Carrera 2/4) Torque Approximate Nm: 265-289 Nm (depending on Carrera 3.2 variant); 310 Nm (964 Carrera 2/4) Fuel System Fuel Delivery: Bosch L-Jetronic (Carrera 3.2) or Motronic (964 models) fuel injection. Ignition System: Distributor-based (Carrera 3.2) or distributorless (964 models). Technical Details Cooling System: Air-cooled, with oil cooling integrated into the engine. 🔧 Transmission Standard Type: 5-speed manual transaxle (G50 gearbox for later Carrera 3.2 and all 964 models). Optional Automatic Transmission: Tiptronic automatic transmission available on some 964 models (though manual focus is primary for this era). Features Gearbox Designation: 915 (early Carrera 3.2) and G50 (late Carrera 3.2, 964). Fluid Specification Manual Transmission Fluid: Typically GL-5 gear oil, viscosity dependent on temperature (e.g., 75W-90 or 80W-90). Refer to specific manual section for exact spec. 📐 Dimensions Exterior Body Styles: Coupe, Targa, Cabriolet. Wheelbase Mm: Approx. 2270 mm (Carrera 3.2) / 2272 mm (964). Track Width Front Mm: Approx. 1400 mm (Carrera 3.2) / 1440 mm (964). Track Width Rear Mm: Approx. 1480 mm (Carrera 3.2) / 1460 mm (964). Weights Curb Weight Kg Approx: 1210-1370 kg (depending on body style and specification). 🛡️ Safety Features Ratings Crash Test Data: Formal crash test data from modern agencies is limited for this era; focus on Porsche's inherent safety cage design. Active Features Braking System Type: Hydraulic, dual-circuit, internally ventilated disc brakes on all wheels. ABS Availability: ABS optional on Carrera 3.2, standard on later 964 models. Passive Features Airbags: Driver airbag introduced on 964 models; not standard on Carrera 3.2. Seatbelts: Three-point inertia reel seatbelts. 💡 Technology Features Infotainment Audio System: Factory-installed cassette or radio/cassette units (e.g., Blaupunkt) common; premium sound options may have been available. Driver Assistance ABS: Optional on Carrera 3.2, standard on 964. Power Steering: Not standard on Carrera 3.2, standard on 964 models. Connectivity Connectivity Features: Limited by modern standards; typically basic radio connectivity, no Bluetooth or smartphone integration. 🔧 Maintenance Service Intervals Oil Change Interval...