🏷️ Basic Information

Make:

Ferrari

Model:

308 GT4

Model Nickname:

Dino 308 GT4

Body Style:

2+2 Coupe

Chassis Code:

308 GT4 / Tipo F106

👋 Introduction

Era Positioning:

A significant model for Ferrari, marking their first mid-engined V8 production car and the only one designed by Bertone. Aimed at a broader market segment than previous V12 models.

Competitors:

Lamborghini Urraco, Maserati Merak, Porsche 911 (930 Turbo era), De Tomaso Pantera.

Design:

Distinctive wedge-shaped styling by Bertone, offering a departure from traditional Ferrari Pininfarina designs. Practical 2+2 seating configuration.

Powertrain Innovation:

Introduction of the transversely mounted Dino V8 engine, a pivotal step towards Ferrari's V8 lineage.

Target Audience:

Enthusiasts, owners, and independent workshops specializing in classic Italian exotics requiring detailed repair and maintenance information.

📋 Manual Details

Primary Coverage:

Mechanical, Electrical, Bodywork, Maintenance, Troubleshooting, Repair

Specific Systems:

Engine, Fuel System, Ignition System, Cooling System, Lubrication System, Exhaust System, Clutch, Gearbox, Differential, Suspension (Front & Rear), Steering, Brakes (Hydraulic & Parking), Electrical System (Wiring Diagrams, Components), Body & Chassis, Interior, Climate Control (Optional)

Estimated Pages:

Approximately 500-700 pages (typical for a comprehensive workshop manual)

Type:

Workshop Manual / Service Manual / Repair Manual

Language:

English

Format:

PDF Download

📖 Manual Coverage

Powertrain:

Comprehensive coverage of the V8 engine, including disassembly, assembly, diagnostics, and specifications. Detailed explanation of the transaxle, clutch, and drivetrain components.

Chassis And Suspension:

In-depth coverage of the independent front and rear suspension systems, including geometry, component replacement, and alignment procedures. Steering system and braking system overhaul and troubleshooting.

Electrical System:

Detailed wiring diagrams for all circuits, component testing, troubleshooting guidance for ignition, lighting, starting, charging, and auxiliary systems.

Body And Interior:

Procedures for body panel alignment, interior trim removal and installation, glass replacement, and basic body repair techniques. Climate control system (if applicable to specific manual version).

Maintenance:

Scheduled maintenance items, fluid changes (oil, coolant, brake fluid, transmission fluid), filter replacements, spark plug replacement, timing belt inspection and replacement (crucial for this V8), and general tune-up procedures.

Repair And Overhaul:

Step-by-step instructions for major component overhauls, including engine rebuilds, gearbox repairs, brake caliper rebuilding, carburetor overhaul (Weber 40 DCNF), and suspension component replacement.

Troubleshooting:

Systematic diagnostic procedures for common and complex issues, symptom-based troubleshooting charts, and fault code diagnosis (if applicable to the era).

Adjustments:

Detailed procedures for valve adjustments, ignition timing adjustments, carburetor synchronization and mixture adjustment, and suspension geometry setup.

Depth:

Comprehensive, from routine maintenance to complete engine and transmission rebuilds. Includes detailed torque specifications, clearance measurements, and diagnostic parameters.

📊 Manual Specifications

Format:

PDF (Portable Document Format)

Searchability:

Likely text-searchable if professionally scanned, enabling quick access to specific topics.

Resolution:

Depends on original scan quality, but typically high enough for clear reproduction of diagrams and text.

Binding:

N/A (Digital Download)

Paper Type:

N/A (Digital Download)

⚙️ Engine Specifications

Engine Code:

Tipo F106 AL

Engine Type:

90° V8, Naturally Aspirated

Displacement:

2926 cc (2.9 Liters)

Bore X Stroke:

81 mm x 71 mm

Compression Ratio:

8.0:1

Valvetrain:

DOHC (Dual Overhead Camshafts), 2 valves per cylinder

Horsepower:

240 hp (179 kW) @ 7500 rpm (European spec); 205 hp (153 kW) @ 6600 rpm (US spec)

Torque:

27.8 kg⋅m (201 lb⋅ft) @ 5000 rpm (European spec); 25.0 kg⋅m (181 lb⋅ft) @ 3500 rpm (US spec)

Carburetion:

Quad Weber 40 DCNF downdraft carburetors

Fuel Type:

Premium Unleaded Gasoline (91+ Octane)

Cooling Type:

Water-cooled

Oil Capacity:

Approximately 10-12 liters (depending on oil cooler configuration)

🔧 Transmission

Type:

5-speed Manual Transaxle

Layout:

Mid-engine, rear-wheel drive with integrated transmission and differential (transaxle)

Clutch:

Hydraulically actuated single dry plate clutch

📐 Dimensions

Length:

4380 mm (172.4 in)

Width:

1770 mm (69.7 in)

Height:

1110 mm (43.7 in)

Wheelbase:

2350 mm (92.5 in)

Front Track:

1470 mm (57.9 in)

Rear Track:

1480 mm (58.3 in)

Curb Weight:

1450 kg (3197 lbs)

Weight Distribution:

Approximately 45% front / 55% rear (typical for mid-engine)

🛡️ Safety Features

Crash Test Data:

No formal crash test data available from modern agencies for this era of vehicle.

Brakes:

Four-wheel disc brakes (Girling or Dunlop systems), ventilated front discs.

Seatbelts:

Three-point lap and shoulder belts

Steering Column:

Collapsible steering column

💡 Technology Features

Radio:

Optional AM/FM radio, often period-correct Blaupunkt or Becker units.

Speakers:

Typically 2-4 speakers.

Cruise Control:

Optional on some later models, but uncommon.

Air Conditioning:

Optional factory-fitted air conditioning system.

🔧 Maintenance

Oil Change Interval:

Every 5,000 km (3,000 miles) or 6 months

Timing Belt Replacement:

Every 30,000 km (18,000 miles) or 3 years (critical due to interference engine design)

Spark Plug Replacement:

Every 20,000 km (12,000 miles) or as needed

Major Service:

Includes timing belts, fluid flushes, ignition system check, brake service, typically every 40,000-60,000 km

Engine Oil Type:

SAE 20W-50 or SAE 10W-40 (API SG or higher, often mineral or semi-synthetic)

Coolant Type:

Ethylene Glycol based antifreeze (e.g., Shellguard) mixed with distilled water (50/50 ratio)

Brake Fluid Type:

DOT 3 or DOT 4 Hydraulic Brake Fluid

Transmission Fluid Type:

API GL-4 SAE 75W-90 or SAE 80W-90 gear oil

Engine Reliability:

Timing belt failure is catastrophic. Carburetor tuning and synchronization can be demanding. Early models had some ignition system gremlins.

Body And Chassis:

Rust can be an issue, particularly around wheel arches, sills, and subframes. Electrical connections can corrode over time.

Suspension And Brakes:

Bushings can degrade, leading to sloppy handling. Brake system seals may require periodic replacement.

Ignition:

Electronic ignition conversions (e.g., Pertronix) are popular for improved reliability.

📚 Vehicle History

Founder:

Enzo Ferrari

Heritage Focus:

Racing, high-performance GT cars

Predecessor:

Dino 246 GT/GTS (though positioned differently, it was the V6 predecessor)

Successor:

Ferrari 308 GTB/GTS (achieved greater sales success)

Design Change:

Designed by Leonardo Fioravanti of Pininfarina, styled by Bertone. This design was a significant departure and controversial for some Ferrari purists.

Production Years:

1973-1980

Production Numbers:

Approximately 712 units produced (some sources cite slightly higher numbers).

Manufacturing Location:

Maranello, Italy

🏆 Awards & Recognition

Design Award:

While not a specific award, the Bertone design was highly distinctive and representative of 1970s Italian styling trends. Recognized for its unique aesthetic within the Ferrari lineup.