🏷️ Basic Information Identification Make: Porsche Model: 924 Model Variant: 924 Turbo Year Range: 1976-1989 👋 Introduction Market Position Positioning: Essential resource for owners and independent mechanics seeking to maintain, repair, and troubleshoot the Porsche 924 and 924 Turbo models. Competitive Analysis Advantage: Provides factory-level detail and accuracy, equivalent to manuals used by authorized Porsche service centers, for a fraction of the cost and with instant accessibility. Key Features Detail Level: Hundreds of pages with detailed photos, exploded diagrams, step-by-step instructions, and troubleshooting guides. Content Type: Professional-grade workshop manual covering all aspects of repair and maintenance. 📋 Manual Details Coverage Areas Vehicles Covered: Porsche 924, Porsche 924 Turbo Page Count Estimated Page Count: Hundreds (Detailed, extensive coverage) Manual Type Type: Full Service & Repair Workshop Manual Language Language: English Format Format: Downloadable PDF 📖 Manual Coverage Systems Covered Engine: Complete overhaul, diagnostics, tuning, fuel system, cooling system, lubrication system, ignition system, emission controls Transmission: Manual and Automatic transmission repair, overhaul, clutch, driveshafts, differentials Suspension Steering: Front and rear suspension, steering rack, power steering, wheel alignment Brakes: Disc brake systems, hydraulic components, parking brake, bleeding procedures, ABS (if applicable) Electrical System: Wiring diagrams, lighting, instrumentation, starter, alternator, battery, fuses, relays, ECU diagnostics (if applicable) Bodywork Chassis: Body panel repair, doors, windows, glass replacement, interior trim, chassis components, rust prevention and repair Procedures Included Maintenance: Scheduled maintenance, oil changes, filter replacements, spark plugs, timing belt (if applicable), fluid checks and changes Troubleshooting: Diagnostic procedures for common and uncommon issues, fault finding charts, symptom analysis Repair: Component replacement, overhaul, adjustment, and rebuilding procedures for all major systems Diagnostics: Step-by-step diagnostic procedures for engine performance, electrical faults, and mechanical issues Technical Depth Depth: Professional-level, comprehensive coverage from basic maintenance to complete engine and transmission rebuilds 📊 Manual Specifications File Format Compatibility: Windows and MAC computers Accessibility: Instant download, accessible on multiple devices (computer, tablet, smartphone) Print Quality Printable: Printable (single pages or entire manual) Binding Type Binding: N/A (Digital Format) Paper Type Paper Quality: N/A (Digital Format) Licensing Licensing Terms: Lifetime use, no expiry, no renewal fees ⚙️ Engine Specifications Primary Engine 924 Engine: 2.0L Inline-4 (Audi-sourced EA831) 924 Turbo Engine: 2.0L Turbocharged Inline-4 (Audi-sourced EA831) Performance 924 Horsepower: Approx. 125 hp (1976-1979), 110 hp (1980-1985) 924 Turbo Horsepower: Approx. 143 hp (924 Turbo), 170 hp (924 Carrera GT/GTS/GTR variations - manual covers base turbo) 924 Torque: Approx. 131 lb-ft (1976-1979), 119 lb-ft (1980-1985) 924 Turbo Torque: Approx. 160 lb-ft (924 Turbo) Fuel System 924 Fuel System: Bosch K-Jetronic (CIS) mechanical fuel injection 924 Turbo Fuel System: Bosch K-Jetronic (CIS) with turbocharger and intercooler Engine Codes Engine Codes: ET, EN, GY (924), ET, GB (924 Turbo) 🔧 Transmission Standard 924 Standard Transmission: 4-speed Manual Optional 924 Optional Transmission: 3-speed Automatic (VW/Audi 093) 924 Turbo Transmission: 5-speed Manual (Type 016 with revised ratios) Features Transmission Features: Transaxle layout (engine front, gearbox rear), torque tube drive system 📐 Dimensions Exterior Wheelbase: Approx. 2,400 mm (94.5 in) Length: Approx. 4,210 mm (165.7 in) Width: Approx. 1,685 mm (66.3 in) Height: Approx. 1,275 mm (50.2 in) Weights Curb Weight 924: Approx. 1,160 kg (2,557 lb) Curb Weight 924 Turbo: Approx. 1,245 kg (2,745 lb) Gross Weight Rating: Varies by model year and specification (covered in manual) 🛡️ Safety Features Ratings Crash Test Results: Limited official crash test data from the era, but designed with crumple zones. Manual details structural components. Active Features Active Safety: Disc brakes (front and rear), effective braking system, responsive handling Passive Features Passive Safety: Reinforced passenger cell, laminated windshield, side impact protection (later models) 💡 Technology Features Infotainment Infotainment Features: Period-appropriate analog gauges, optional cassette/radio systems. Manual covers dashboard removal and installation for access. Driver Assistance Driver Assistance Features: Limited by era; primarily focused on robust mechanicals and driver feedback. ABS was an option on later models and is covered if present. Connectivity Connectivity Features: N/A (pre-digital era). 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 5,000-7,500 miles or 12 months (refer to manual for precise specification based on driving conditions and oil type). Timing Belt Replacement: Crucial: Typically every 60,000 miles or 5 years for models with a timing belt. Manual provides detailed procedure and torque specifications. Fluid Specifications Engine Oil Type: Refer to manual for specific API/ACEA ratings and viscosity grades (e.g., 10W-40, 15W-50 common for the era). Coolant Type: Ethylene glycol-based coolant, typically a 50/50 mix with distilled water. Manual specifies Porsche or equivalent approved coolant. Brake Fluid Type: DOT 3 or DOT 4 (refer to manual for specific grade and change interval). Transmission Fluid Type Manual: GL-4 gear oil, e.g., SAE 75W-90 or 80W-90. Manual specifies Porsche part numbers or equivalents. Transmission Fluid Type Automatic: Dexron III or equivalent. Manual provides specific type and capacity. Known Issues Common Wear Items: Bushings (suspension, shifter), fuel lines (degradation), fuel pump (especially...