🏷️ Basic Information Identification Make: Porsche Model: 911 Model Variant: G-Series (Third Generation) Year: 1986 Codes Chassis Code: 911 (G50 Transmission) 👋 Introduction Market Position Positioning: Essential resource for owners and mechanics of the iconic 1986 Porsche 911 Carrera, a pivotal year marking the introduction of the G50 transmission. Competitive Analysis Value Proposition: Provides factory-accurate information that aftermarket manuals often lack, ensuring the integrity and correct servicing of a classic Porsche. Key Features Ease Of Use: Organized for clarity with sequential procedures and detailed diagrams, making complex tasks manageable for experienced DIYers and professionals. Accuracy: Directly from Porsche, ensuring unparalleled accuracy for specifications, diagnostic procedures, and repair sequences. 📋 Manual Details Coverage Areas Manual Type: Factory Service Repair Manual Language: English Format: Printed Manual Page Count Estimated Page Count: Approximately 1000+ pages (typical for full factory service manuals of this era) 📖 Manual Coverage Systems Covered Engine: 3.2L Flat-6 (Carrera), including M930/20 and M930/21 variants, fuel injection, ignition, cooling, lubrication, exhaust, and emissions control. Transmission: G50 5-speed manual transmission, including clutch, shifter mechanism, and gearbox components. Suspension: Front and rear suspension systems (McPherson struts front, trailing arms rear), shock absorbers, springs, bushings, alignment procedures, and steering components. Brakes: Hydraulic brake system, front and rear discs, calipers, master cylinder, brake lines, parking brake, and bleeding procedures. Electrical: Full electrical system schematics, wiring diagrams, battery, charging system (alternator), starting system, lighting, instrumentation, wipers, horn, and accessory circuits. Body: Body panel removal and installation, glass replacement, door mechanisms, hinges, locks, trim, bumpers, and structural components. HVAC: Heating, ventilation, and air conditioning (if equipped), including refrigerant system, blower motor, and climate controls. Fuel System: Fuel tank, fuel pump, fuel lines, fuel filter, and Bosch K-Jetronic fuel injection system components and diagnostics. Procedures Included Maintenance: Routine scheduled maintenance, fluid changes (oil, brake fluid, coolant), filter replacements, spark plug service, belt adjustments, and lubrication points. Repair: Detailed step-by-step instructions for component removal, disassembly, inspection, repair, reassembly, and installation across all covered systems. Troubleshooting: Diagnostic charts and procedures for identifying and resolving common and uncommon faults and malfunctions. Technical Specifications: Torque specifications, clearances, tolerances, fluid capacities, and other critical technical data for proper repair and adjustment. Technical Depth Depth: Comprehensive, covering everything from basic fluid checks to complete engine and transmission rebuilds, electrical system diagnostics, and bodywork repairs. Suitable for professional mechanics and advanced DIY enthusiasts. 📊 Manual Specifications File Format Digital Format Details: N/A (This is a printed manual) Print Quality Print Quality: High-quality reproduction of original factory documentation, featuring clear text and diagrams. Binding Type Binding Type: Likely a durable comb binding, perfect binding, or hardcover, designed for workshop use. Paper Type Paper Type: Durable, high-quality paper suitable for workshop environments, often slightly thicker than standard paper to withstand handling. ⚙️ Engine Specifications Primary Engine Engine Type: Naturally Aspirated, Air-Cooled Flat-Six Displacement: 3164 cc (3.2 Liters) Bore X Stroke: 95 mm x 74.4 mm Compression Ratio: 10.3:1 Engine Code Variants: M930/20 (US/Japan), M930/21 (Europe) Performance Horsepower: 207 hp @ 5900 rpm (M930/20), 217 hp @ 5900 rpm (M930/21) Torque: 265 Nm (195 lb-ft) @ 4800 rpm (M930/20), 284 Nm (209 lb-ft) @ 4800 rpm (M930/21) Fuel System Fuel Injection: Bosch CIS-K Jetronic (Continuous Injection System) Fuel Type: Unleaded gasoline (91 octane or higher recommended) Fuel Pump Type: In-tank electric fuel pump Other Ignition System: Electronic ignition with distributor and coil Cooling System: Air-cooled with oil cooler Oil Capacity: 8.5 Liters (9 US Quarts) with filter change Engine Mounting: Rubber isolation mounts 🔧 Transmission Standard Transmission Type: G50 5-Speed Manual Transaxle Gear Ratios G50: 1st: 3.000, 2nd: 1.750, 3rd: 1.240, 4th: 0.960, 5th: 0.770, Reverse: 3.000 Final Drive Ratio: 3.444:1 (31/9 teeth) Optional Optional Transmission: None for 1986 model year Carrera; G50 was the significant update. Features Clutch Type: Single dry plate, hydraulically operated diaphragm spring clutch Transmission Fluid Type: API GL-5 SAE 90 Hypoid Gear Oil (e.g., Porsche Part # 000 043 205 32) Transmission Fluid Capacity: 3.0 Liters (3.2 US Quarts) 📐 Dimensions Exterior Length: 4271 mm (168.1 inches) Width: 1651 mm (65.0 inches) Height: 1310 mm (51.6 inches) Wheelbase: 2271 mm (89.4 inches) Ground Clearance: Approx. 130 mm (5.1 inches) Weights Curb Weight: Approx. 1210 kg (2668 lbs) for Coupe Gross Vehicle Weight Rating: Not typically published in easily accessible formats for this era, but significant for load limits. 🛡️ Safety Features Ratings Crash Test Data: Modern crash testing standards were not applied to vehicles of this era. Primarily relied on passive safety design elements of the time. Active Features Braking System: Four-wheel disc brakes with internally vented rotors (front and rear). Steering: Rack and pinion, power assisted (standard on 1986 Carrera). Passive Features Seat Belts: Three-point inertia-reel seatbelts with height adjustment. Body Structure: Reinforced chassis and crumple zones designed to Porsche's safety standards of the period. Fuel Tank Protection: Under-car steel shield...