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Ferrari

FERRARI 328 GTS GTB 1987-1990 Workshop Service Repair Manual FERRA

FERRARI 328 GTS GTB 1987-1990 Workshop Service Repair Manual FERRA

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Vehicle data plateRef 288414
Brand
Ferrari
Vehicle
Cars
Models covered
328, 328 GTB, 328 GTS
Years
1987, 1988, 1989, 1990
Format
PDF, searchable, print-ready
Delivery
Instant download after checkout
Language
English

What happens after you pay

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🏷️ Basic Information
Identification
Make:
Ferrari
Model:
328 GTS / GTB
Covered Models:
Ferrari 328 GTS, Ferrari 328 GTB, Ferrari 308 Quattrovalvole (for specific overlapping sections, primarily in relation to the engine and transmission shared components/evolution)
Generation
Generation Designation:
Eterna
Codes
Chassis Code Gts:
Chassis code associated with the removable Targa-top body style
Chassis Code Gtb:
Chassis code associated with the Berlinetta (coupe) body style
👋 Introduction
Market Position
Target Audience:
Ferrari 328 owners, independent workshops specializing in Italian exotics, restoration specialists, and automotive historians.
Value Proposition:
Provides authoritative, factory-backed information essential for the maintenance, repair, and restoration of the Ferrari 328. Eliminates the need for multiple supplementary guides.
Competitive Analysis
Superiority Claim:
Official Ferrari factory documentation guarantees accuracy and completeness, surpassing third-party manuals in technical depth and specificity.
Key Features
Completeness:
Comprehensive coverage of all major vehicle systems, ensuring a complete understanding for any repair or maintenance task.
Authenticity:
Directly sourced from Ferrari, ensuring all procedures, specifications, and diagrams are factory-approved.
📋 Manual Details
Coverage Areas
Primary Coverage:
Ferrari 328 GTS and GTB models
Secondary Coverage Notes:
Includes relevant information for Ferrari 308 Quattrovalvole due to shared powertrain evolution and components.
Page Count
Estimated Page Count:
Detailed page count not explicitly provided, but described as 'very comprehensive'.
Manual Type
Manual Type:
Workshop Service and Repair Manual
Included Manuals:
Workshop Service Manual, Wiring Diagram, Owner Manual
Language
Language:
English (presumed based on common factory manual localization for export markets, though original could be Italian)
Format
Format:
PDF
📖 Manual Coverage
Systems Covered
Powertrain:
Engine, Lubrication System, Cooling System, Clutch, Gearbox, Rear Axle
Electrical:
Wiring Diagrams (explicitly mentioned)
Chassis:
Suspension, Brakes, Steering (implied by workshop manual scope)
Body:
Bodywork repair and adjustment procedures (implied by workshop manual scope)
Procedures Included
Diagnostic Procedures:
Troubleshooting guides, fault diagnosis (implied by workshop manual scope)
Maintenance Procedures:
Routine servicing, fluid changes, filter replacements
Repair Procedures:
Component removal, disassembly, reassembly, installation, and adjustment
Special Tools:
Identification and usage of specialized Ferrari tooling
Technical Depth
Depth Of Coverage:
Factory-level detail, covering comprehensive rebuilds and diagnostics. Designed for factory technicians and experienced mechanics.
📊 Manual Specifications
File Format
File Type:
PDF
Searchability:
Likely text-searchable PDF, facilitating quick information retrieval.
Print Quality
Resolution:
Typically high-resolution scans of original factory documents, ensuring clarity of diagrams and text.
Binding Type
Binding:
N/A (Digital PDF format)
Paper Type
Paper Quality:
N/A (Digital PDF format)
⚙️ Engine Specifications
Primary Engine
Engine Type:
V8, mid-engine, longitudinally mounted
Engine Code:
F105 CB
Displacement:
3186 cc (3.2 Liters)
Bore X Stroke:
82 mm x 74.8 mm
Compression Ratio:
9.2:1
Performance
Horsepower Ps:
270 PS @ 6300 rpm
Horsepower Hp:
266 hp @ 6300 rpm
Torque Lb-Ft:
228 lb-ft @ 4500 rpm
Top Speed:
Approximately 260 km/h (162 mph)
Fuel System
Fuel Delivery:
Bosch K-Jetronic (CIS) mechanical fuel injection
Fuel Type:
Unleaded gasoline, 91 octane (RON+MON)/2 or higher (96 RON)
Ignition System
Ignition Type:
Distributor-less ignition system (two coils, dual spark plugs per cylinder)
Lubrication System
Oil Capacity Liters:
Approximately 10.5 liters (with filter)
Oil Capacity Quarts:
Approximately 11.1 quarts (with filter)
Cooling System
Coolant Capacity Liters:
Approximately 11.0 liters
🔧 Transmission
Standard
Transmission Type:
5-speed manual transaxle
Optional
Optional Transmission:
N/A (Manual transmission was standard)
Features
Drive Layout:
Rear-wheel drive with mid-engine layout
Transaxle Type:
Integrated clutch and gearbox unit located behind the engine.
Fluid Specifications
Gearbox Oil Type:
API GL-4 SAE 75W-90 or SAE 80W-90 gear oil (specific Ferrari specification recommended)
Fluid Capacity
Gearbox Oil Capacity:
Approximately 2.7 liters
📐 Dimensions
Exterior
Length Mm:
4350 mm
Width Mm:
1750 mm
Height Mm:
1130 mm (GTB), 1100 mm (GTS)
Wheelbase Mm:
2450 mm
Weights
Curb Weight Kg:
Approximately 1400 kg (GTS), 1340 kg (GTB)
Dry Weight Kg:
Not typically specified for this model, curb weight is more common.
Wheels And Tires
Front Tire Size:
205/55 VR 16
Rear Tire Size:
225/50 VR 16
Wheel Bolt Pattern:
5x108 mm
Wheel Offset Front:
ET 20 mm
Wheel Offset Rear:
ET 28 mm
🛡️ Safety Features
Ratings
Crash Test Ratings:
No formal crash test ratings available as per modern standards for this era of exotic sports car.
Active Features
Braking System Front:
Ventilated discs, 290 mm diameter, 4-piston calipers
Braking System Rear:
Ventilated discs, 280 mm diameter, 4-piston calipers
ABS:
Optional on later models (e.g., 1989-1990), not standard.
Passive Features
Seat Belts:
Three-point inertia reel seatbelts
Steering Column:
Collapsible steering column
💡 Technology Features
Infotainment
Audio System:
Period-appropriate aftermarket or original Ferrari radio/cassette player. Factory units were basic by modern standards.
Instrumentation:
Analog gauges for speed, RPM, oil pressure, coolant temperature, fuel level, and clock.
Driver Assistance
Cruise Control:
Optional on some later models, not standard.
Connectivity
Connectivity Features:
N/A (No factory integrated modern connectivity features like Bluetooth or USB).
🔧 Maintenance
Service Intervals
Minor Service Interval Km:
Every 10,000 km or annually
Major Service Interval Km:
Every 20,000-30,000 km (timing belt replacement typically around 30,000-40,000 km or 5 years)
Fluid Specifications
Engine Oil Type:
API SG/SH SAE 15W-50 or 20W-50 synthetic or semi-synthetic oil (Ferrari recommended viscosity)
Coolant Type:
Ethylene glycol based antifreeze/coolant, typically a 50/50 mix with distilled water.
Brake Fluid Type:
DOT 3 or DOT 4 (high-performance, high-boiling point)
Power Steering Fluid Type:
Dexron III or equivalent automatic transmission fluid (ATF), check specific manual.
Known Issues
Timing Belt Tensioner:
Wear and failure of tensioner bearings can lead to catastrophic engine damage if not replaced proactively. Crucial maintenance item.
Fuel Line Degradation:
Original fuel lines can degrade over time, requiring replacement with modern ethanol-resistant materials.
Electrical Connectors:
Corrosion and degradation of electrical connectors can lead to intermittent faults.
Carburetor Tuning:
Bosch K-Jetronic requires precise tuning and periodic servicing; air flow meter issues are common.
Suspension Bushings:
Rubber bushings in suspension and steering components can age and degrade, affecting handling and ride quality.
📚 Vehicle History
Brand Heritage
Brand Founding:
Ferrari S.p.A. founded by Enzo Ferrari in 1939.
Performance Focus:
Long-standing reputation for high-performance sports cars and racing pedigree.
Model Evolution
Predecessor:
Ferrari 308 GTB/GTS
Development Goal:
To improve upon the 308, featuring a larger engine, updated styling, and improved aerodynamics.
Styling Designer:
Pininfarina (design), Carrozzeria Scaglietti (construction)
Successor:
Ferrari F40 (performance flagship), Ferrari 348 (direct lineage replacement)
Production
Production Years:
1985-1990
Total Production Units:
Approximately 3,100 units combined (GTB & GTS).
Production Location:
Maranello, Italy
🏆 Awards & Recognition
Recognitions
Automotive Reviews:
Widely praised in period reviews for its performance, handling, and styling, often considered one of the most user-friendly Ferraris of its era.
Collector Status:
Highly sought after by collectors and enthusiasts for its iconic design, V8 powertrain, and Ferrari heritage.
Ratings
Reliability Perception:
While exotic, the 328 is generally considered more reliable and easier to maintain than some of its predecessors and contemporaries, provided regular factory-level servicing.

Delivery & file format

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Check the model year and engine before you buy

Manufacturers change procedures, wiring and part numbers between model years and engine options. If your VIN plate shows a year or engine code that is not listed on the data plate above, contact us with the model, year and VIN and we will confirm coverage before you order.

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