🏷️ Basic Information

Make:

Ferrari

Model:

308/328

Body Style:

GTB (Berlinetta), GTS (Targa Top)

Model Variants:

308 GTB/GTS (Carburetor), 308 GTBi/GTSi (Fuel Injection), 328 GTB/GTS (Fuel Injection)

308 Generation:

First generation: 1975-1985

328 Generation:

Second generation (evolution of 308): 1985-1989

Chassis Codes 308:

308 GTB: Tipo F106 AB, 308 GTS: Tipo F106 AB, 308 GTBi: Tipo F106 BB, 308 GTSi: Tipo F106 BB

Chassis Codes 328:

328 GTB: Tipo F106 CG, 328 GTS: Tipo F106 CG

👋 Introduction

Target Audience:

Ferrari 308/328 owners, mechanics, restorers, and enthusiasts.

Value Proposition:

Provides expert-level repair and maintenance information, empowering owners to perform work themselves and avoid costly incorrect repairs.

Differentiation:

Claims to be the 'Best Manual Available', 'Complete', and free from missing pages, contrasting with inferior or incomplete alternatives.

Completeness:

Promises complete coverage, no missing pages, and detailed information for all aspects of repair and maintenance.

Usability:

Supplied in PDF format with a superb table of contents for easy navigation.

📋 Manual Details

Vehicle Coverage:

All Ferrari 308 GTB, GTS, GTBi, GTSi, 328 GTB, GTS models

Estimated Page Count:

Hundreds of pages (specific count not provided, but stated as comprehensive)

Manual Type:

Service Repair Workshop Manual

Language:

English (implied by product description and common manual practices)

Format:

PDF Download

📖 Manual Coverage

Engine Systems:

Engine mechanical, fuel system (carburetor & injection), ignition system, cooling system, lubrication system, exhaust system

Transmission Systems:

Manual transmission, clutch, driveshafts, differential

Braking Systems:

Hydraulic brake system, discs, calipers, master cylinder, brake lines, parking brake

Suspension Steering:

Front and rear suspension, shock absorbers, springs, anti-roll bars, steering rack, power steering

Electrical Systems:

Wiring diagrams, battery, alternator, starter motor, lighting, instrumentation, fuses, relays, ECUs (for injected models)

Body Chassis:

Chassis structure, body panels, doors, glass, interior trim, body seals, convertible top mechanism (GTS)

HVAC Systems:

Air conditioning system (if equipped), heating system, ventilation

Cooling System:

Radiator, fan, water pump, thermostat, coolant hoses, and fluid specifications.

Lubrication System:

Oil pump, oil filter, oil pan, oil cooler (if equipped), oil flow, and lubrication schedules.

Maintenance Procedures:

Routine maintenance, oil changes, filter replacements, tune-ups, fluid checks and changes

Repair Procedures:

Engine rebuild, transmission overhaul, brake caliper rebuild, suspension component replacement, electrical system diagnostics and repair, body panel repair

Troubleshooting:

Diagnostic charts, common problems and solutions, fault finding for various systems

Rebuilding Refurbishment:

Complete rebuild procedures for major components, restoration guidance

Engine Timing:

Detailed procedures for setting ignition timing and valve timing, including belt replacement.

Wheel Alignment:

Specifications and procedures for front and rear wheel alignment.

Carburetor Rebuild 308:

Detailed instructions for disassembling, cleaning, adjusting, and reassembling Weber carburetors.

Fuel Injection Diagnostics:

Troubleshooting guides and component testing for Bosch K-Jetronic systems.

Depth:

Comprehensive, covering detailed diagnostics, rebuild specifications, and repair procedures for all major systems.

📊 Manual Specifications

File Type:

PDF

Searchability:

Likely searchable text (standard for quality PDF manuals)

Print Readability:

Designed for clarity and readability, suitable for printing.

Binding Type:

N/A (Digital Download)

Paper Type:

N/A (Digital Download)

⚙️ Engine Specifications

Engine Type 308:

Ferrari Dino V8

Engine Displacement 308:

2.9 Liter (2926 cc) for Carbureted models; 2.9 Liter (2926 cc) for Fuel Injected models

Engine Type 328:

Ferrari F106 GT V8

Engine Displacement 328:

3.2 Liter (3185 cc)

Horsepower 308 Carb:

Approx. 255 hp (DIN) for European models

Horsepower 308 Inj:

Approx. 214 hp (SAE) for US models

Horsepower 328:

Approx. 270 hp (DIN) for European models; 260 hp (SAE) for US models

Torque 328:

Approx. 237 lb-ft (322 Nm)

Fuel System 308 Carb:

Four Weber 40 DCNF carburetors (later models used 40 IF3C)

Fuel System 308 Inj:

Bosch K-Jetronic fuel injection

Fuel System 328:

Bosch K-Jetronic fuel injection

Valvetrain Configuration:

DOHC per bank, 2 valves per cylinder (2 valves/cyl in 308, 4 valves/cyl in later 308/328 variants - NOTE: The product name implies QV which means Quattrovalvole, 4 valves per cylinder, primarily on the later 308 models, and this was carried over to the 328)

Valvetrain 308 Qv 328:

DOHC per bank, 4 valves per cylinder

🔧 Transmission

Transmission Type:

5-speed manual transaxle (all models)

Optional Transmission:

N/A (Manual transmission was standard and exclusive)

Transaxle Layout:

Rear-wheel drive with engine and transmission mounted longitudinally behind the rear axle.

📐 Dimensions

Length 308:

Approx. 4350 mm (171.3 in)

Width 308:

Approx. 1720 mm (67.7 in)

Height 308:

Approx. 1135 mm (44.7 in)

Wheelbase 308:

Approx. 2340 mm (92.1 in)

Length 328:

Approx. 4285 mm (168.7 in)

Width 328:

Approx. 1720 mm (67.7 in)

Height 328:

Approx. 1130 mm (44.5 in)

Wheelbase 328:

Approx. 2340 mm (92.1 in)

Curb Weight 308:

Approx. 1430 kg (3153 lbs)

Curb Weight 328:

Approx. 1470 kg (3241 lbs)

🛡️ Safety Features

Safety Ratings:

Not subject to modern crash testing standards; safety features are typical of its era.

Active Safety Features:

Four-wheel disc brakes with ventilated rotors, independent suspension.

Passive Safety Features:

Three-point seatbelts, padded interior surfaces, toughened glass.

💡 Technology Features

Infotainment System:

Basic analog instrumentation, AM/FM radio (optional), cassette player (optional).

Driver Assistance Features:

None by modern standards; driver focus is on steering and pedal control.

🔧 Maintenance

Oil Change Interval:

Typically every 3,000-5,000 miles (4,800-8,000 km) or annually, whichever comes first. (Refer to manual for precise intervals).

Major Service Interval:

Timing belt replacement is critical, typically every 30,000 miles (48,000 km) or 3-5 years. (Refer to manual for precise intervals).

Engine Oil Type 308 Carb:

API SF or SG, SAE 20W-50 (Specific Ferrari recommendation is crucial; consult manual or specialist).

Engine Oil Type 328:

API SG, SAE 10W-50 or 10W-60 (Specific Ferrari recommendation is crucial; consult manual or specialist).

Transmission Fluid Type:

GL-4 SAE 75W-90 or 80W-90 gear oil. (Specific Ferrari recommendation is crucial; consult manual).

Brake Fluid Type:

DOT 3 or DOT 4 (ensure high wet boiling point).

Common Issues:

Carburetor tuning and synchronization (308), fuel injection system issues (308i/328), timing belt failure risk, clutch wear, aging electrical components, rust in sills and rear wheel arches, gearbox synchromesh wear, aging rubber components.

📚 Vehicle History

Brand Heritage:

Ferrari, a legendary Italian manufacturer renowned for its performance sports cars and racing pedigree.

Evolution From Dino:

The 308 was a successor to the Dino 246 GT and the first V8-powered Ferrari road car, designed by Pininfarina.

328 Development:

The 328 was an evolution of the 308, featuring a larger engine, updated styling (notably by Pininfarina), and improved drivability.

308 Production Years:

1975-1985

328 Production Years:

1985-1989

Production Numbers 308:

Approximately 13,500 units across all variants (GTB, GTS, GTBi, GTSi).

Production Numbers 328:

Approximately 7,700 units across GTB and GTS variants.

Manufacturing Location:

Maranello, Italy

🏆 Awards & Recognition

Iconic Status:

Widely regarded as a modern classic and one of the most desirable V8 Ferraris of the era, celebrated for its design and driving experience.

Design Appreciation:

Consistently praised by automotive journalists and collectors for Pininfarina's timeless design.