🏷️ Basic Information

Make:

Ferrari

Model:

328 GTB / GTS

Year:

1989

Chassis Code:

328 GTB / GTS

👋 Introduction

Positioning:

The Ferrari 328 GTB and GTS represented the pinnacle of accessible V8 Ferrari performance in their era, targeting enthusiasts seeking a blend of exotic styling, potent performance, and usable grand touring capability. This manual serves the owners of these iconic vehicles.

Competitors:

Competed with other high-performance Italian and German sports cars of the late 1980s, such as Lamborghini Jalpa, Porsche 944 Turbo, and other exotic marques.

Features:

Iconic Pininfarina design, mid-engine V8 layout, superior handling characteristics, luxurious yet driver-focused interior, and the prestige associated with the Ferrari brand.

📋 Manual Details

Coverage:

Comprehensive coverage for the 1989 Ferrari 328 GTB and 328 GTS models.

Estimated Page Count:

Likely 300-500+ pages (typical for comprehensive owner's manuals of this era and marque).

Type:

Owner's Manual / Wiring Diagram Manual (as per description).

Language:

English

Format:

PDF (Digital Download)

📖 Manual Coverage

Systems:

Engine (mechanics, cooling, lubrication, fuel), Transmission, Clutch, Steering, Brakes, Suspension, Electrical System (ignition, lighting, charging, starting, accessories), Fuel System, Exhaust System, Bodywork, Interior, HVAC, Instrumentation, Controls, Lubrication, Maintenance, Troubleshooting.

Procedures:

General operation, routine maintenance, fluid checks and changes, lubrication points, tire pressure and servicing, brake system maintenance, electrical system diagnostics, basic engine troubleshooting, interior care, climate control operation, safety features explanation, component identification, jacking and lifting points.

Depth:

Comprehensive for owner-level operation and basic maintenance, with detailed diagrams and instructions for servicing and repair (as described for wiring diagrams).

📊 Manual Specifications

Format:

PDF

Quality:

High quality diagrams and instructions, printable.

Binding:

N/A (Digital Download)

Paper:

N/A (Digital Download)

⚙️ Engine Specifications

Engine Type:

Mid-mounted, longitudinally oriented, naturally aspirated V8

Engine Code:

F105 CB

Displacement:

3185 cc (3.2 liters)

Bore X Stroke:

82 mm x 74.4 mm

Compression Ratio:

9.8:1

Horsepower:

260 hp (194 kW) @ 6500 rpm

Torque:

223 lb-ft (302 Nm) @ 5000 rpm

Fuel Injection:

Bosch K-Jetronic (CIS - Continuous Injection System)

Fuel Type:

Unleaded Gasoline (premium octane required)

Ignition:

Electronic Ignition with Distributor

Cooling:

Water-cooled with thermostatically controlled fan

Oil Type:

Refer to manual for specific viscosity grades (e.g., SAE 20W-50 synthetic recommended).

ECU:

Bosch Motronic (likely for ignition and fuel control depending on specific market and year variant).

🔧 Transmission

Type:

5-speed manual transaxle

Type:

N/A (Manual transmission was standard and exclusive)

Layout:

Transaxle (engine and gearbox in one unit, driving rear wheels)

Gear Oil:

Refer to manual for specific SAE viscosity and API GL specifications (e.g., GL-4 or GL-5).

📐 Dimensions

Gtb Length:

4350 mm (171.3 in)

Gts Length:

4350 mm (171.3 in)

Width:

1750 mm (68.9 in)

Height:

1130 mm (44.5 in)

Wheelbase:

2450 mm (96.5 in)

Gtb Curb Weight:

Approx. 1400 kg (3086 lbs)

Gts Curb Weight:

Approx. 1470 kg (3241 lbs)

Luggage Capacity:

Limited front trunk and small rear compartments.

🛡️ Safety Features

Crash Test Data:

N/A (Crash testing standards and availability for exotic cars of this era were different than modern vehicles).

Brakes:

Power-assisted, ventilated discs front and rear. ABS (Anti-lock Braking System) was optional or standard on later models.

Steering:

Rack and pinion, power assisted.

Seatbelts:

Three-point inertia reel seatbelts.

Structure:

Steel monocoque chassis with integrated roll bar structure for rigidity and occupant protection.

💡 Technology Features

Audio System:

Typically an analog AM/FM radio with cassette player; modern replacements are common.

ABS:

Optional or standard on later models, providing enhanced braking control.

HVAC System:

Manual climate control with air conditioning and heating.

🔧 Maintenance

Major Service:

Timing belt replacement is critical and typically recommended every 30,000 miles or 5 years, whichever comes first. Other services include oil and filter changes every 5,000-7,500 miles or annually.

Coolant:

A 50/50 mixture of ethylene glycol-based antifreeze and distilled water is typically used. Specific Ferrari coolant is recommended.

Brake Fluid:

DOT 4 or DOT 5.1 synthetic brake fluid.

Power Steering Fluid:

Refer to manual for specific type, often a hydraulic fluid or specific power steering fluid.

Common Problems:

Aging rubber hoses and seals, fuel system components (especially injector seals and fuel lines), electrical gremlins, clutch wear, and timing belt degradation are common due to age and material composition. The K-Jetronic system can require meticulous tuning.

Spark Plugs:

Specific NGK or Champion spark plugs required; refer to manual for exact part numbers and gap settings.

Air Filter:

Specific filter element for the V8 engine intake.

Oil Filter:

Specific oil filter for Ferrari V8 engines (e.g., Fram PH2, Mann W712/42, or equivalent Ferrari part numbers).

📚 Vehicle History

Heritage:

Ferrari has a storied history of producing high-performance, luxury sports cars and race cars, synonymous with motorsport success and exotic automotive design.

Predecessor:

Ferrari 308 GTB/GTS series.

Successor:

Ferrari F355.

Production Years:

1985-1989 (with 1989 being the final model year for the 328 series).

Production Numbers:

Approximately 1,382 GTB and 4,329 GTS models produced worldwide.

🏆 Awards & Recognition

Awards And Accolades:

The Ferrari 328 is widely regarded as a classic and a significant model in Ferrari's V8 lineage, often praised for its styling, driving dynamics, and relative usability compared to earlier or more extreme Ferraris.