🏷️ Basic Information Identification Make: Porsche Model: 911 Turbo Model Designation: 930 Production Years Covered: 1975-1989 Codes Chassis Code: 930 👋 Introduction Market Position Segment: Supercar, Performance Sports Car Target Audience: Enthusiasts, Collectors, Professional Mechanics Competitive Analysis Key Competitors: Ferrari Testarossa, Lamborghini Countach, Chevrolet Corvette ZR-1 (later models) Key Features Performance Focus: Renowned for its raw power, acceleration, and driving dynamics Iconic Design: Distinctive wide body, large rear spoiler, and classic 911 silhouette 📋 Manual Details Coverage Areas Manual Type: Factory Service Repair Workshop Manual Language: English Format: PDF Download Distribution Type: Instant Digital Download Page Count Estimated Pages: Hundreds (Specific count not provided, but described as extensive) Manual Type Technical Depth: Professional Mechanic & Technician Level File Format File Type: PDF Print Quality Printability: Printable (single pages or entire manual) Binding Type Binding: N/A (Digital Download) Paper Type Paper Quality: N/A (Digital Download) Software Compatibility Os Compatibility: Windows and macOS Compatible Licensing Usage License: Lifetime Use, Unlimited Installations 📖 Manual Coverage Systems Covered Engine: Turbocharged Flat-Six (930/xx) Engine Overhaul, Tuning, Fuel Injection, Ignition, Cooling, Lubrication Transmission: 4-Speed Manual Transaxle (G50 variant likely covered for later models) Repair, Overhaul, Clutch Replacement Drivetrain: Rear-Wheel Drive, Limited Slip Differential (if applicable), Axles, Driveshafts Suspension: Torsion Bar and Shock Absorber Systems, Control Arms, Bushings, Wheel Bearings, Alignment Specifications Brakes: Hydraulic System, Disc Brakes (Front and Rear), Master Cylinder, Calipers, Hoses, ABS (if applicable for later models) Steering: Rack and Pinion Steering, Steering Column, Tie Rods Electrical System: Wiring Diagrams, Battery, Alternator, Starter, Lighting, Ignition System, Fuel Injection Control Unit (ECU), Fuse/Relay Locations Bodywork: Body Panel Repair, Interior Trim, Doors, Hood, Trunk, Windshield, Seals, Body Dimensions Heating And Air Conditioning: HVAC System Diagnosis and Repair Fuel System: Fuel Tank, Fuel Pump, Fuel Lines, Fuel Filter, Fuel Injection System Components Procedures Included Scheduled Maintenance: Oil Changes, Filter Replacements, Tune-ups, Brake Inspections, Fluid Checks Troubleshooting: Diagnostic Procedures for Engine, Electrical, and Mechanical Issues Repair And Overhaul: Step-by-step instructions for major component rebuilds and repairs Disassembly And Assembly: Detailed procedures for removing, inspecting, and reinstalling parts Specifications And Tolerances: Torque values, clearances, measurements for proper assembly Diagnostic Charts: Flowcharts for identifying and resolving common problems Technical Depth Diagnostics: Comprehensive diagnostic procedures for all major systems Component Rebuilds: Complete overhaul procedures for engine, transmission, and other key components Illustrations: Hundreds of detailed photos and exploded diagrams Wiring Diagrams: Detailed and accurate electrical wiring schematics ⚙️ Engine Specifications Primary Engine Engine Type: Air-cooled, turbocharged flat-six Displacement Initial: 3.0 Liters (approx. 2994 cc) Displacement Later: 3.3 Liters (approx. 3299 cc) introduced in 1978 Performance Horsepower Initial: 260 PS (256 hp) @ 5500 RPM Horsepower Later: 300 PS (296 hp) @ 5500 RPM (US spec 1978 onward) Torque Initial: 343 Nm (253 lb-ft) @ 3500 RPM Torque Later: 412 Nm (304 lb-ft) @ 4000 RPM (US spec 1978 onward) Fuel System Fuel Delivery: Bosch K-Jetronic (CIS) Mechanical Fuel Injection Ignition System: Electronic Ignition with Distributor Engine Management Engine Control: Mechanical Fuel Distributor and Air Flow Sensor 🔧 Transmission Standard Type: 4-Speed Manual Transaxle Optional Type Later: 5-Speed Manual Transaxle (e.g., G50) may be covered for later model years, though not explicitly stated for all 930 variants. Features Drive: Rear-Wheel Drive Fluid Specifications Transmission Fluid Type: GL-5 Gear Oil (e.g., Mobilube 75W-90 or equivalent - refer to specific manual for exact spec) 📐 Dimensions Exterior Length: Approx. 4235 mm (166.7 in) Width: Approx. 1775 mm (69.9 in) Height: Approx. 1310 mm (51.6 in) Weights Curb Weight: Approx. 1330 kg (2932 lbs) 🛡️ Safety Features Ratings Crash Test Ratings: N/A (As vehicles from this era were not subjected to standardized crash testing in the same way as modern vehicles) Active Features Braking System: Four-wheel disc brakes, typically ventilated front and rear ABS: Anti-lock Braking System (Optional or standard on later models, consult specific model year details) Passive Features Seatbelts: Three-point seatbelts Chassis Design: Reinforced chassis structure inherent to the 911 platform 💡 Technology Features Infotainment Audio System: Period-correct radio and cassette player (e.g., Blaupunkt) - upgrades common Driver Assistance ABS: Optional or standard on later models Connectivity Connectivity Features: N/A (Analog era vehicle) 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 3,000-5,000 miles or annually. Refer to manual for specific recommendations based on driving conditions. Major Service: Major engine and chassis service recommended every 15,000-30,000 miles, including valve adjustment, spark plug replacement, and belt checks. Fluid Specifications Engine Oil Type: High-quality synthetic oil, e.g., Mobil 1 15W-50 or 20W-50 (air-cooled specific). Consult manual for exact Porsche approval codes. Engine Oil Capacity: Approx. 9-10 liters (9.5-10.5 US quarts) including oil cooler. Brake Fluid: DOT 4 or DOT 5.1 (refer to manual for specific Porsche approval) Coolant: N/A (Air-cooled engine) Known Issues Engine Reliability: Can be very reliable with proper maintenance. Potential for oil leaks, turbocharger wear, and fuel system maintenance. Transmission Issues: Wear...