Positioning:
        
        
            The Ferrari Testarossa was an icon of the 1980s and early 1990s, positioned as a flagship supercar known for its performance, distinctive styling, and V12 engine.
        
     
    
    
        
            Competitors:
        
        
            Competed with other exotic supercars of its era, such as the Lamborghini Countach, Porsche 911 Turbo, and various high-performance models from Aston Martin and Lotus.
        
     
    
    
        
            Distinguishing Features:
        
        
            Mid-mounted V12 engine, iconic 'cheese grater' side strakes, blistering performance, and luxurious interior for its time.
        
     
 
    
    
    
        
            Models Covered:
        
        
            Ferrari Testarossa (all models/engines/trim/transmissions)
        
     
    
    
        
            Estimated Page Count:
        
        
            Extensive (specific count not provided but implied as complete factory documentation)
        
     
    
    
        
            Type:
        
        
            Factory Service Repair Workshop Manual
        
     
    
        
            Content Type:
        
        
            Factory-issued, official documentation
        
     
    
    
    
    
 
    
    
    
        
            Engine:
        
        
            Detailed coverage including disassembly, inspection, assembly, and troubleshooting.
        
     
    
        
            Fuel System:
        
        
            Includes throttle body servicing, fuel injection system diagnostics and repair.
        
     
    
        
            Cooling Lubrication:
        
        
            Comprehensive coverage of radiator, water pump, oil pump, and lubrication passages.
        
     
    
        
            Chassis:
        
        
            Detailed information on suspension, steering, and braking systems.
        
     
    
        
            Electrical System:
        
        
            Extensive coverage including wiring diagrams, component testing, and troubleshooting.
        
     
    
        
            Emission Control:
        
        
            Information related to emission control systems and their servicing.
        
     
    
        
            Wiring Diagrams:
        
        
            Comprehensive and detailed wiring diagrams for all electrical systems, crucial for diagnosis and repair.
        
     
    
        
            Bodywork And Trim:
        
        
            Likely includes procedures for removal, installation, and adjustment of body panels and interior trim components.
        
     
    
        
            Air Conditioning System:
        
        
            Information on the AC system, including refrigerant types and servicing procedures.
        
     
    
    
        
            General Information:
        
        
            Includes vehicle identification, safety precautions, and general specifications.
        
     
    
        
            Periodic Maintenance:
        
        
            Scheduled maintenance tasks, fluid changes, and component checks.
        
     
    
        
            Servicing Information:
        
        
            General servicing procedures and guidelines.
        
     
    
        
            Troubleshooting:
        
        
            Step-by-step diagnostic procedures for common and complex issues.
        
     
    
        
            Engine Rebuild:
        
        
            Detailed procedures for complete engine disassembly, inspection, and reassembly, including specifications for tolerances and clearances.
        
     
    
        
            Suspension Repair:
        
        
            Instructions for servicing and repairing the front and rear suspension, including geometry adjustments.
        
     
    
        
            Brake System Overhaul:
        
        
            Step-by-step guide for servicing brake calipers, rotors, lines, and master cylinder.
        
     
    
        
            Gearbox Service:
        
        
            Procedures for transmission removal, disassembly, inspection, and reassembly.
        
     
    
    
        
            Depth:
        
        
            Complete factory level, suitable for professional mechanics and advanced DIY enthusiasts. Covers full disassembly and reassembly.
        
     
    
        
            Diagnostic Tools:
        
        
            Implied coverage of diagnostic procedures that may require specialized tools or knowledge, as expected for a Ferrari factory manual.
        
     
 
    
    
    
        
            Engine Type:
        
        
            Mid-mounted, naturally aspirated 4.9L (4943 cc) Flat-12 (Boxer)
        
     
    
    
        
            Horsepower:
        
        
            Approx. 390 hp (291 kW) at 6300 rpm (specific output varied slightly by market and year)
        
     
    
        
            Torque:
        
        
            Approx. 361 lb-ft (490 Nm) at 4500 rpm (specific output varied slightly by market and year)
        
     
    
    
        
            Fuel Delivery:
        
        
            Bosch K-Jetronic fuel injection (later models may have had enhancements)
        
     
    
    
        
            Cylinder Layout:
        
        
            Flat-12 (Boxer)
        
     
    
        
            Bore X Stroke:
        
        
            81.0 mm x 80.0 mm (3.19 in x 3.15 in)
        
     
    
    
    
        
            Ignition System:
        
        
            Electronic ignition system
        
     
 
    
    
    
        
            Crash Test Data:
        
        
            Specific official crash test ratings are not readily available for vehicles of this era and type. Ferrari's focus was on engineering for speed and handling.
        
     
    
    
        
            Braking:
        
        
            Ventilated Disc Brakes (4-wheel), typically with ABS on later models, although early models may not have had ABS as standard.
        
     
    
    
        
            Occupant Protection:
        
        
            Three-point seatbelts, reinforced chassis structure.
        
     
 
    
    
    
        
            Oil Change:
        
        
            Recommended every 5,000-7,500 miles or annually, whichever comes first. Refer to manual for specific intervals.
        
     
    
        
            Major Service:
        
        
            Timing belt replacement is critical, typically every 30,000 miles or 3-5 years. This is a complex job requiring specialized knowledge.
        
     
    
    
        
            Engine Oil:
        
        
            High-quality synthetic oil, typically 10W-50 or 20W-50. Specific API and ACEA specifications should be consulted from the manual.
        
     
    
        
            Coolant:
        
        
            Ethylene glycol-based coolant with corrosion inhibitors. Capacity approximately 14 liters.
        
     
    
        
            Brake Fluid:
        
        
            DOT 4 or DOT 5.1 brake fluid. Check manual for specific recommendations.
        
     
    
        
            Transmission Fluid:
        
        
            Hypoid gear oil, SAE 90 (GL-5 specification). Capacity approximately 3.5 liters.
        
     
    
        
            Clutch Fluid:
        
        
            Typically uses brake fluid (DOT 3 or 4). Consult manual for specific type and procedure.
        
     
    
    
        
            Common Problems:
        
        
            Timing belt wear, clutch wear, cooling system leaks, fuel injector issues (K-Jetronic), suspension component wear, and electrical gremlins are not uncommon in aging exotics.
        
     
    
    
        
            Oil Filter:
        
        
            Part numbers vary by manufacturer (e.g., Mann-Filter W940/15, Mahle OC151). Consult manual or parts catalog for precise fitment.
        
     
    
        
            Air Filter:
        
        
            Part numbers vary by manufacturer (e.g., K&N filters for specific applications). Consult manual or parts catalog.
        
     
 
    
    
    
        
            Legacy:
        
        
            Ferrari has a long and distinguished history in motorsport and luxury sports car manufacturing, with the Testarossa building on this legacy of performance and design.
        
     
    
    
        
            Development:
        
        
            Successor to the Ferrari 512 BB and Berlinetta Boxer series, designed as a more powerful and visually striking grand tourer with supercar performance.
        
     
    
        
            Variants:
        
        
            Testarossa (1984-1987), 2.7L (1987-1991), 512 TR (1991-1994), F512 M (1994-1996). This manual covers the entire 1984-1996 period.
        
     
    
    
        
            Manufacturing Period:
        
        
            1984-1991 (Testarossa), followed by the 2.7L and 5.0L variants (512 TR and F512 M) until 1996.
        
     
    
    
        
            Factory:
        
        
            Maranello, Italy