🏷️ Basic Information Identification Make: Porsche Model: 968 Body Style: Coupe, Convertible Generation Generation Name: 968 Generation Production Years Covered: 1991-1995 Codes Chassis Code: 968 (Type 944 S3) 👋 Introduction Market Position Segment: Front-engine, rear-wheel-drive sports car Positioning: A more accessible, modern evolution of the iconic Porsche 944, often considered a 'transitional' model. Competitive Analysis Competitors: Chevrolet Corvette (C4), Nissan 300ZX (Z32), Toyota Supra (Mk3/Mk4), Mazda RX-7 (FD), Mitsubishi 3000GT VR-4, BMW 8 Series. Key Features Unique Selling Proposition: Porsche's rear-wheel-drive platform, robust engineering, and a more practical yet sporting package compared to the 911. Innovations: Variable valve timing (Variocam), optional Tiptronic automatic transmission, advanced engine management. 📋 Manual Details Coverage Areas Primary Regions Covered: Global Language: English Page Count Estimated Page Count: 1500+ Manual Type Type: Factory Service Manual / Repair Manual Format Download Format: Digital (PDF) Print Capability: Printable by section 📖 Manual Coverage Systems Covered Engine: Complete engine mechanicals, fuel injection, ignition, cooling, exhaust, lubrication Transmission: Manual (M030/M031), Tiptronic automatic transmission, clutch, drivetrain Suspension: Front and rear suspension, steering system, wheel alignment Brakes: Brake system hydraulics, ABS, parking brake, rotor and pad replacement Electrical: Complete wiring diagrams, charging system, starting system, lighting, instruments, body electronics, comfort systems Body And Trim: Body panel removal and installation, interior trim, exterior trim, glass, convertible top mechanisms HVAC: Heating, Ventilation, and Air Conditioning (HVAC) system diagnosis and repair Body Electronics: Power windows, mirrors, central locking, alarm system Procedures Included Maintenance: Scheduled maintenance, fluid changes, filter replacements, belt inspections Diagnostics: Troubleshooting guides, diagnostic trouble codes (DTCs) for Motronic, ABS, and comfort systems Repair: Step-by-step repair procedures for all major vehicle systems Assembly Disassembly: Detailed instructions for component removal and installation Cleaning: Specific cleaning instructions for various components (e.g., fuel injectors, throttle body) Refurbishment: Guidelines for component refurbishment and rebuilding Painting Bodywork: Information on paint codes, application, and minor body repair Technical Depth Depth: Comprehensive, covering basic maintenance to advanced engine and electrical diagnostics and repair Diagrams Illustrations: Extensive use of detailed diagrams, exploded views, and schematics 📊 Manual Specifications File Format File Type: PDF Searchability: Likely text-searchable PDF Print Quality Print Recommendation: High-resolution, suitable for printing individual sections or the entire manual Binding Type Digital Binding Analogy: Organized by sections, easily navigable Paper Type Digital Paper Analogy: Digital pages, no physical paper constraints ⚙️ Engine Specifications Primary Engine Engine Code: M60.30 Engine Type: Naturally aspirated inline-four cylinder Displacement: 3.0 Liters (2990 cc) Bore X Stroke: 104.0 mm x 88.0 mm Compression Ratio: 11.1:1 Valve Train: DOHC, 4 valves per cylinder, Variocam variable valve timing Performance Horsepower: 237 hp (177 kW) @ 6200 rpm Torque: 225 lb-ft (305 Nm) @ 4800 rpm Fuel System Fuel Delivery: Bosch Motronic M2.10 engine management system with multi-point fuel injection Fuel Type: Premium Unleaded Gasoline (91 octane or higher recommended) Cooling System Coolant Capacity: Approx. 10.0 Liters (10.6 US Quarts) 🔧 Transmission Standard Type: 6-speed Manual (G64/00) transaxle Optional Type: Tiptronic 4-speed Automatic (G64/20) Features Clutch: Hydraulically operated, single dry plate clutch Transaxle Layout: Rear-mounted engine with rear transaxle (engine-transmission unit) 📐 Dimensions Exterior Length: 4430 mm (174.4 in) Width: 1735 mm (68.3 in) Height Coupe: 1280 mm (50.4 in) Height Convertible: 1270 mm (50.0 in) Wheelbase: 2500 mm (98.4 in) Front Track: 1470 mm (57.9 in) Rear Track: 1460 mm (57.5 in) Weights Curb Weight Manual: 1470 kg (3241 lbs) Curb Weight Tiptronic: 1510 kg (3329 lbs) Gross Vehicle Weight Rating: 1850 kg (4079 lbs) Cargo Cargo Volume: Approx. 0.27 m³ (9.5 cu ft) in rear hatch area Wheels Tires Standard Wheel Size: 17 x 7.0J (Front), 17 x 8.0J (Rear) Standard Tire Size: 205/50 ZR17 (Front), 225/45 ZR17 (Rear) Bolt Pattern: 5x130 mm Offset: ET 55 (Front), ET 50 (Rear) (Typical) 🛡️ Safety Features Ratings NHTSA Ratings: Information not readily available for this era's specific testing protocols. Active Features ABS: Standard Bosch ABS II Anti-lock Braking System Traction Control: Optional Porsche Traction Control (PTC) on some models Passive Features Airbags: Driver's side airbag standard, passenger airbag optional on later models Seat Belts: 3-point inertia reel seatbelts with pretensioners Rollover Protection: Integrated roll-over protection structure in A-pillars and windscreen frame; optional pop-up roll bar on convertibles. 💡 Technology Features Infotainment Audio System: Factory fitted Porsche High Fidelity sound systems, often with cassette players and CD changers as options. Aftermarket upgrades are common. Driver Assistance ABS: Standard Anti-lock Braking System. Cruise Control: Standard cruise control system. Connectivity Original Connectivity: Limited by era; primarily focused on audio connectivity. Modern smartphone integration is not native. 🔧 Maintenance Service Intervals Oil Change Interval: Every 7,500 miles or 12,000 km, or annually, whichever comes first. Timing Belt Replacement: Every 50,000 miles or 80,000 km (Critical for engine integrity due to interference design). Spark Plug Replacement: Every 30,000 miles or 48,000 km (typically). Fluid Specifications Engine Oil Specification: SAE 0W-40 or 5W-40,...