🏷️ Basic Information Identification Make: Porsche Model: 911 Carrera Codes Chassis Code: 964 Generation Generation Name: 964 Production Years: 1989-1994 👋 Introduction Market Position Target Audience: Do-it-yourself enthusiasts and experienced mechanics Competitive Analysis Advantage: Official factory information, comprehensive coverage, cost-effective alternative to professional repair Key Features Key Feature 1: Complete factory service information Key Feature 2: Detailed step-by-step instructions with illustrations Key Feature 3: Diagnostic and troubleshooting guidance 📋 Manual Details Coverage Areas Model Years Covered: 1989, 1990, 1991, 1992, 1993, 1994 Styles Covered: All body styles (Coupe, Targa, Cabriolet) Page Count Estimated Pages: Hundreds Manual Type Type: Factory Service Manual (FSM) Purpose: Repair and Service Information Language Language: English Format Digital Format: PDF Distribution: Online Download 📖 Manual Coverage Systems Covered Engine: Detailed engine overhaul, diagnostics, and repair Transmission: Manual and Tiptronic transmission service, repair, and diagnostics Electrical: Comprehensive electrical system diagnostics, troubleshooting, and wiring diagrams Suspension: Detailed procedures for front and rear suspension, including coil spring conversion Brakes: ABS brake system diagnosis and repair Bodywork: Exterior trim, bumpers, aerodynamics, and spoiler operation Interior: Climate control, dashboard, and interior trim procedures Fuel System: Fuel injection, DME controller, and twin-spark ignition system Procedures Included Maintenance: Routine maintenance, fluid changes, filter replacements, and inspection schedules Troubleshooting: Systematic troubleshooting guides for common and complex issues Repair: Step-by-step repair instructions for all major vehicle components Diagnostics: Diagnostic procedures for engine, transmission, and electrical systems Technical Depth Depth: Complete disassembly and reassembly procedures Illustrations: Hundreds of photos and detailed illustrations Guidance: Detailed substeps, notes, cautions, and warnings 📊 Manual Specifications File Format File Type: PDF Compatibility: Windows and Mac OS Print Quality Printability: All pages printable Binding Type Binding: N/A (Digital Download) Paper Type Paper Quality: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Code: M64 Engine Type: Air/oil cooled, horizontally-opposed, flat-6 Displacement: 3.6 Liters (3600 cc / 220 cu in) Bore X Stroke: 100 x 76.4 mm (3.94 x 3.01 in) Compression Ratio: 11.3:1 Lubrication: Dry-sump Block And Heads Material: Aluminum alloy Valve Train: Overhead cam (SOHC), one per bank, double chain drive Performance Horsepower Ps Din: 250 PS (DIN) Horsepower Hp SAE: 247 hp (SAE net) Horsepower Kw: 184 kW Peak Horsepower Rpm: 6100 rpm Torque Nm: 310 N·m Torque Ft Lbf: 228 ft·lbf Peak Torque Rpm: 4800 rpm Engine Speed Limitation: 6700 rpm Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) Engine Management: DME Controller Ignition System: Twin-spark with knock regulation 🔧 Transmission Standard Standard Transmission: 5-speed Manual (G50 transaxle) Optional Optional Transmission: Tiptronic (Porsche's semi-automatic transmission) Features Tiptronic Operation: Steering wheel or gear selector lever operated gear changes 📐 Dimensions Exterior Wheelbase: 2270 mm (89.4 in) Overall Length: 4270 mm (168.3 in) Width: 1650 mm (65.0 in) Height: 1320 mm (52.0 in) Front Track: 1380 mm (54.3 in) Rear Track: 1370 mm (54.1 in) Ground Clearance: 119 mm (4.7 in) (US specification) Weights Curb Weight C2 Manual: 1375 kg (3,031 lb) (to DIN 70020) Curb Weight C2 Tiptronic: 1406 kg (3,100 lb) (to DIN 70020) Curb Weight C4: 1475 kg (3,252 lb) (to DIN 70020) Fluids Fuel Tank Capacity: 77 Liters (20.3 US gal) Engine Oil Capacity: 11.5 Liters (12.1 US qt) Engine Oil Change Volume: 9 Liters (9.5 US qt) Transmission Fluid Capacity C2: 3.6 Liters (3.8 US qt) Transmission Fluid Capacity Tiptronic: 9 Liters (9.5 US qt) Transmission Fluid Capacity C4: 3.8 Liters (4.0 US qt) 🛡️ Safety Features Active Features Active Safety Feature 1: Anti-lock Braking System (ABS) - Standard Active Safety Feature 2: Power Steering - Standard Active Safety Feature 3: All-Wheel Drive (Carrera 4 variant) Passive Features Passive Safety Feature 1: Dual Front Airbags - Standard from 1990 (North American models) Passive Safety Feature 2: Integrated bumpers for improved crash safety and aerodynamics Ratings Crash Test Ratings: Specific ratings for this era are less standardized than modern tests; refer to period publications for details. 💡 Technology Features Infotainment Infotainment System: Period-appropriate Porsche audio systems, often with optional CD players or cassette decks. Navigation: Rarely equipped, if ever, with factory navigation from the factory Driver Assistance Driver Assistance Features: ABS, Power Steering, Automatic Climate Control Connectivity Connectivity Options: Limited to basic audio connectivity; no Bluetooth or USB in standard factory configuration. Interior Technology Climate Control: Automatic climate control system Instrumentation: Revised instrumentation with warning light array tied to central warning system 🔧 Maintenance Service Intervals Oil Change Interval: Refer to manual for specific intervals based on driving conditions (typically every 7,500 - 10,000 miles or annually) Major Service Interval: Refer to manual (typically includes spark plugs, belts, and comprehensive inspection) Fluid Specifications Engine Oil Specification: Refer to manual; typically synthetic oil meeting Porsche A40 or similar specification (e.g., Mobil 1 0W-40 or 5W-40) Transmission Fluid Specification: Refer to manual; typically GL-5 gear oil for manual transmissions, specific ATF for Tiptronic Brake Fluid Specification: DOT 4...