Vehicle Class:
        
        
            Front-engine, rear-wheel-drive sports coupe and cabriolet
        
     
    
        
            Segment:
        
        
            Luxury Grand Tourer / Sports Car
        
     
    
    
        
            Key Competitors Era:
        
        
            BMW 8 Series, Nissan 300ZX, Toyota Supra, Chevrolet Corvette
        
     
    
    
        
            Design Philosophy:
        
        
            Transaxle layout for optimal weight distribution, aerodynamic styling, advanced engineering for its time
        
     
    
        
            Technological Advancements:
        
        
            Variocam (variable valve timing), ABS, optional Tiptronic transmission
        
     
    
    
        
            Target Audience:
        
        
            Porsche 968 owners, independent repair shops, automotive enthusiasts seeking in-depth knowledge
        
     
    
        
            Benefit To Owner:
        
        
            Empowers owners to perform maintenance and repairs, understand vehicle systems, and diagnose issues accurately
        
     
 
    
    
    
        
            Engine:
        
        
            Complete overhaul, diagnosis, component testing, timing belt replacement, fuel injection system, ignition system, cooling system, exhaust system
        
     
    
        
            Transmission:
        
        
            Manual (G64/00) and Tiptronic (automatic) transmission repair, fluid specifications, troubleshooting
        
     
    
        
            Drivetrain:
        
        
            Clutch system, driveshafts, differential, wheel bearings
        
     
    
        
            Suspension:
        
        
            Front and rear suspension components, shock absorbers, springs, bushings, alignment specifications
        
     
    
        
            Brakes:
        
        
            Brake system diagnosis, hydraulic components, ABS system, rotor and pad replacement, bleeding procedures
        
     
    
        
            Steering:
        
        
            Power steering system, steering rack, tie rod ends
        
     
    
        
            Electrical:
        
        
            Wiring diagrams, lighting systems, instrumentation, starter, alternator, battery, comfort features, diagnostic codes
        
     
    
        
            Body And Chassis:
        
        
            Body panel removal and installation, glass replacement, interior trim, chassis adjustments, rust prevention
        
     
    
        
            Climate Control:
        
        
            HVAC system service, refrigerant handling, component testing
        
     
    
        
            Fuel System:
        
        
            Fuel tank, fuel pump, fuel injectors, fuel pressure regulator
        
     
    
    
        
            Maintenance:
        
        
            Scheduled maintenance intervals, fluid changes, filter replacements, spark plug replacement, timing belt inspection and replacement
        
     
    
        
            Troubleshooting:
        
        
            Diagnostic procedures for common and uncommon faults, symptom-based troubleshooting guides
        
     
    
        
            Repair:
        
        
            Step-by-step repair instructions for all major components and systems, including torque specifications
        
     
    
        
            Disassembly And Assembly:
        
        
            Detailed procedures for removing and reinstalling all major vehicle components
        
     
    
        
            Diagnostics:
        
        
            OBD-I diagnostic trouble codes (DTCs) and diagnostic flowcharts
        
     
    
    
        
            Depth Level:
        
        
            Comprehensive (from basic maintenance to full engine and transmission rebuilds)
        
     
 
    
    
    
        
            Engine Type:
        
        
            Naturally Aspirated Inline-4
        
     
    
        
            Displacement:
        
        
            3.0 Liters (2990 cc)
        
     
    
        
            Bore X Stroke:
        
        
            104.0 mm x 88.0 mm
        
     
    
        
            Compression Ratio:
        
        
            11.3:1
        
     
    
        
            Valve Train:
        
        
            DOHC, 4 valves per cylinder, Variocam variable valve timing
        
     
    
    
        
            Horsepower:
        
        
            236 hp @ 6200 rpm
        
     
    
        
            Torque:
        
        
            225 lb-ft @ 4500 rpm
        
     
    
    
        
            Fuel Delivery:
        
        
            Bosch Motronic M2.10 (Engine Management System), Sequential Fuel Injection
        
     
    
        
            Recommended Fuel:
        
        
            Premium Unleaded Gasoline (91 octane or higher)
        
     
    
    
        
            Cooling Type:
        
        
            Liquid-cooled, thermostatically controlled
        
     
    
    
        
            Oil Capacity:
        
        
            7.5 Liters (8.0 US Quarts)
        
     
    
        
            Oil Filter Part Number:
        
        
            Porsche Genuine: 999.107.001.00 (or equivalent)
        
     
    
    
        
            Ignition Type:
        
        
            Distributorless Ignition System (DIS) with coil-on-plug or coil-near-plug configuration
        
     
    
    
        
            Timing Belt Replacement Interval:
        
        
            Recommended every 4 years or 50,000 miles (whichever comes first), due to age and potential degradation of rubber components
        
     
 
    
    
    
        
            Transmission Type:
        
        
            6-speed Manual (G64/00)
        
     
    
    
        
            Transmission Type:
        
        
            4-speed Automatic (Tiptronic)
        
     
    
    
        
            Manual Transmission Fluid:
        
        
            Porsche TeSys 0W-30 (or equivalent GL-4 SAE 75W-90)
        
     
    
        
            Automatic Transmission Fluid:
        
        
            Esso LT 71141 (or equivalent ATF)
        
     
    
        
            Clutch Type:
        
        
            Hydraulically operated dry single-plate clutch
        
     
 
    
    
    
        
            Length:
        
        
            4435 mm (174.6 in)
        
     
    
    
        
            Height:
        
        
            1275 mm (50.2 in)
        
     
    
        
            Wheelbase:
        
        
            2500 mm (98.4 in)
        
     
    
        
            Front Track:
        
        
            1456 mm (57.3 in)
        
     
    
        
            Rear Track:
        
        
            1482 mm (58.3 in)
        
     
    
    
        
            Curb Weight:
        
        
            Approx. 1470 kg (3240 lbs) for Coupe, 1520 kg (3350 lbs) for Cabriolet
        
     
    
        
            Gross Vehicle Weight Rating:
        
        
            Approx. 1830 kg (4035 lbs)
        
     
    
    
        
            Wheel Bolt Pattern:
        
        
            5x130
        
     
    
        
            Standard Wheel Size:
        
        
            17 x 7.0J (front), 17 x 8.0J (rear)
        
     
    
        
            Standard Tire Size:
        
        
            205/50 ZR17 (front), 225/45 ZR17 (rear)
        
     
 
    
    
    
        
            Crash Test Ratings:
        
        
            NHTSA and IIHS ratings are not readily available for this model year from this era; emphasis was on robust construction.
        
     
    
    
        
            Airbags:
        
        
            Driver's side airbag standard
        
     
    
        
            Seatbelts:
        
        
            3-point inertia reel seatbelts with pretensioners
        
     
    
        
            Body Structure:
        
        
            Reinforced safety cage, crumple zones
        
     
    
    
        
            ABS:
        
        
            Anti-lock Braking System (ABS) standard
        
     
    
        
            Traction Control:
        
        
            Optional (often referred to as ASR - Acceleration Slip Regulation)
        
     
 
    
    
    
        
            Audio System:
        
        
            Factory cassette player with optional CD changer integration and premium sound system (e.g., Blaupunkt or Becker).
        
     
    
    
        
            ABS:
        
        
            Standard Anti-lock Braking System
        
     
    
        
            Tiptronic:
        
        
            Optional adaptive automatic transmission with manual shift mode.
        
     
    
    
        
            Diagnostics:
        
        
            OBD-I diagnostic port for engine and transmission fault code retrieval.
        
     
 
    
    
    
        
            Oil And Filter Change:
        
        
            Every 7,500 miles or 1 year, whichever comes first. Use synthetic oil.
        
     
    
        
            Air Filter Replacement:
        
        
            Every 15,000 miles or 1 year
        
     
    
        
            Fuel Filter Replacement:
        
        
            Every 30,000 miles
        
     
    
        
            Spark Plug Replacement:
        
        
            Every 30,000 miles. Use high-quality iridium or platinum plugs.
        
     
    
    
        
            Engine Oil Type:
        
        
            Synthetic 5W-40 or 5W-50 (check manual for specific Porsche approvals)
        
     
    
        
            Coolant Type:
        
        
            Glysantin G48 (Porsche approved coolant, typically a blue/green color) mixed 50/50 with distilled water
        
     
    
        
            Brake Fluid Type:
        
        
            DOT 4 or DOT 5.1
        
     
    
    
        
            Variocam Wear:
        
        
            Early Variocam units could experience wear; manual covers inspection and replacement.
        
     
    
        
            Window Regulator Failure:
        
        
            Common issue with power window regulators; manual provides repair procedures.
        
     
    
        
            Electrical Gremlins:
        
        
            Aging wiring harnesses and connectors can lead to intermittent electrical issues; comprehensive wiring diagrams are essential.
        
     
    
        
            Fuel Level Sender Failure:
        
        
            Fuel gauge issues can arise from faulty sender units in the tank.
        
     
    
        
            Door Panel Sag:
        
        
            Door panels can detach due to plastic clip failure; manual covers removal and reattachment.
        
     
 
    
    
    
        
            Porsche Legacy:
        
        
            Porsche's long history of performance engineering, racing success, and iconic sports car design
        
     
    
    
        
            Predecessor:
        
        
            Porsche 944 S2
        
     
    
        
            Development:
        
        
            The 968 was an extensive revision of the 944 platform, featuring a new engine with Variocam, revised bodywork, and updated interior.
        
     
    
    
        
            Production Years:
        
        
            1991-1995
        
     
    
        
            Manufacturing Location:
        
        
            Stuttgart, Germany
        
     
    
        
            Production Volume:
        
        
            Approximately 11,000 units worldwide (Coupe and Cabriolet combined)
        
     
    
    
        
            Market Perception:
        
        
            Increasingly recognized as a modern classic, offering Porsche performance and build quality at a more accessible price point than contemporary 911s.
        
     
 
    
    
    
        
            Automotive Press Reviews:
        
        
            Generally praised for its handling, engine responsiveness (especially with Variocam), and Porsche build quality. Often cited as a refined alternative to the 911 of its era.
        
     
    
        
            Specialty Publications:
        
        
            Featured in numerous classic car and sports car publications as a significant model in Porsche's evolution.