🏷️ Basic Information Identification Make: Porsche Model: 930 Turbo Year: 1978 Codes Chassis Code: 930 👋 Introduction Market Position Target Audience: Professional automotive technicians and experienced DIY enthusiasts. Competitive Analysis Comparison To Factory Manuals: Aims to replicate the content and detail of factory service manuals, offering a comprehensive resource for repair and maintenance. Key Features Delivery Method: Instant Download Content Focus: Step-by-step repair procedures, critical specifications, illustrations, and maintenance guidance. 📋 Manual Details Coverage Areas Coverage Summary: Comprehensive repair, maintenance, and diagnostic procedures for the Porsche 930 Turbo (1978 model year). Page Count Estimated Page Count: Detailed page count not specified, but described as comprehensive, covering factory service manual and owner's manual topics. Manual Type Type: Repair Service Manual Language Language: English Format Digital Format: PDF 📖 Manual Coverage Systems Covered Engine: 3.3L Flat-Six Turbocharged (Type 930/xx), including turbocharger system, fuel injection, ignition, cooling, and lubrication. Transmission: 4-speed manual transaxle (G50 variants may require supplementary documentation). Drivetrain: Rear-wheel drive, limited-slip differential (if equipped). Suspension: Front and rear independent suspension, torsion bars, anti-roll bars, shock absorbers, steering. Brakes: Four-wheel disc brakes, hydraulic system, parking brake. Electrical: 12V electrical system, battery, alternator, starter, lighting, instrumentation, engine control unit (ECU). Fuel System: Bosch K-Jetronic fuel injection, fuel pump, fuel lines, fuel tank, air flow meter. Body: Body shell construction, exterior panels, doors, windows, bumpers, aerodynamics. Interior: Seating, dashboard, trim, HVAC system. Procedures Included Routine Maintenance: Oil changes, filter replacements, fluid checks and top-offs, belt inspections, spark plug replacement. Troubleshooting: Diagnostic procedures for common issues, fault finding for engine, electrical, and mechanical systems. Engine Repair: Engine disassembly, assembly, cylinder head service, piston and connecting rod installation, crankshaft service, valve train adjustments. Transmission Service: Transmission fluid changes, clutch adjustment and replacement, internal transmission component service. Brake Service: Brake pad and rotor replacement, caliper service, brake fluid bleeding, brake line inspection and replacement. Electrical Diagnostics: Wiring diagrams, component testing, starter motor and alternator troubleshooting, lighting system repair. Fuel System Repair: Fuel injector testing and replacement, fuel pump diagnosis, air flow meter calibration. Suspension And Steering: Alignment procedures, shock absorber replacement, steering rack service. Bodywork Repair: Panel replacement, door and window alignment, rust repair guidance. Technical Depth Depth: Designed for professional technicians and advanced DIY mechanics with basic electrical and mechanical knowledge. Covers detailed step-by-step repair and maintenance procedures. 📊 Manual Specifications File Format File Type: PDF Print Quality Printability: Full Printable Zoom Capability: Yes Binding Type Binding: Digital Download (no physical binding) Paper Type Paper: Not Applicable (Digital) Requirements Software Requirements: Adobe PDF Reader & WinZip Compatibility: All Versions of Windows & Mac ⚙️ Engine Specifications Primary Engine Engine Type: Naturally aspirated flat-six, air-cooled Displacement: 3.0 Liters (2994 cc) Bore X Stroke: 95.0 mm x 70.4 mm Compression Ratio: 7.5:1 Horsepower Net SAE: 265 hp @ 5500 rpm (approximate, European spec) Torque Net SAE: 282 lb-ft @ 3600 rpm (approximate, European spec) Fuel System Fuel Delivery: Bosch K-Jetronic mechanical fuel injection Fuel Type: Premium Unleaded Gasoline (91 octane or higher) Ignition System Ignition Type: Distributor-based electronic ignition Cooling System Cooling Method: Air-cooled, with oil cooling via a front-mounted oil cooler. 🔧 Transmission Standard Type: 4-speed Manual Transaxle (Type 915) Features Clutch Type: Single dry plate, hydraulic actuation Fluid Specifications Manual Transmission Fluid Type: Refer to manual for specific gear oil specification (typically SAE 75W-90 or 80W-90 GL-4/GL-5) 📐 Dimensions Exterior Length: Approx. 4220 mm (166.1 in) Width: Approx. 1775 mm (69.9 in) Height: Approx. 1310 mm (51.6 in) Wheelbase Wheelbase: Approx. 2273 mm (89.5 in) Weights Curb Weight: Approx. 1210 kg (2668 lbs) 🛡️ Safety Features Ratings Crash Test Information: Specific crash test ratings for the 1978 930 Turbo are not readily available as modern standardized testing was not prevalent. However, Porsche is known for robust construction. Active Features Braking System: Four-wheel ventilated disc brakes Passive Features Seat Belts: Three-point inertia-reel seat belts Structural Reinforcements: Reinforced chassis and door beams typical of Porsche construction of the era. 💡 Technology Features Infotainment Audio System: Typically an analog radio and cassette player. Options varied by market. Driver Assistance ABS: Anti-lock Braking System (ABS) was an optional feature on later models of this generation, but likely not standard on the 1978 930. Connectivity Connectivity Features: No modern connectivity features; focused on mechanical and driver engagement. 🔧 Maintenance Service Intervals Oil Change Interval: Refer to manual; typically every 5,000-7,500 miles or annually, whichever comes first. Engine oil and filter replacement are critical. Major Service Interval: Refer to manual; often includes spark plug replacement, distributor rotor and cap inspection, and valve adjustment at higher mileage intervals (e.g., 15,000-30,000 miles). Fluid Specifications Engine Oil Type: Refer to manual; typically a high-quality synthetic or semi-synthetic oil, viscosity depending on climate (e.g., 20W-50 or 10W-40). Air-cooled engines require oils with good thermal stability. Engine Oil Capacity: Approx. 8.5 Liters (9.0 US quarts) with filter...