🏷️ Basic Information Identification Make: Ferrari Model: 328 GTB / GTS Year: 1989 Codes Chassis Code: 328 GTB / GTS 👋 Introduction Market Position 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. Competitive Analysis 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. Key Features 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 Areas Coverage: Comprehensive coverage for the 1989 Ferrari 328 GTB and 328 GTS models. Page Count Estimated Page Count: Likely 300-500+ pages (typical for comprehensive owner's manuals of this era and marque). Manual Type Type: Owner's Manual / Wiring Diagram Manual (as per description). Language Language: English Format Format: PDF (Digital Download) 📖 Manual Coverage Systems Covered 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 Included 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. Technical Depth 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 File Format Format: PDF Print Quality Quality: High quality diagrams and instructions, printable. Binding Type Binding: N/A (Digital Download) Paper Type Paper: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine 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 Performance Horsepower: 260 hp (194 kW) @ 6500 rpm Torque: 223 lb-ft (302 Nm) @ 5000 rpm Fuel System Fuel Injection: Bosch K-Jetronic (CIS - Continuous Injection System) Fuel Type: Unleaded Gasoline (premium octane required) Ignition System Ignition: Electronic Ignition with Distributor Cooling System Cooling: Water-cooled with thermostatically controlled fan Lubrication System Oil Type: Refer to manual for specific viscosity grades (e.g., SAE 20W-50 synthetic recommended). Engine Management ECU: Bosch Motronic (likely for ignition and fuel control depending on specific market and year variant). 🔧 Transmission Standard Type: 5-speed manual transaxle Optional Type: N/A (Manual transmission was standard and exclusive) Features Layout: Transaxle (engine and gearbox in one unit, driving rear wheels) Fluid Specs Gear Oil: Refer to manual for specific SAE viscosity and API GL specifications (e.g., GL-4 or GL-5). 📐 Dimensions Exterior 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) Weights Gtb Curb Weight: Approx. 1400 kg (3086 lbs) Gts Curb Weight: Approx. 1470 kg (3241 lbs) Cargo Luggage Capacity: Limited front trunk and small rear compartments. 🛡️ Safety Features Ratings Crash Test Data: N/A (Crash testing standards and availability for exotic cars of this era were different than modern vehicles). Active Features 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. Passive Features Seatbelts: Three-point inertia reel seatbelts. Structure: Steel monocoque chassis with integrated roll bar structure for rigidity and occupant protection. 💡 Technology Features Infotainment Audio System: Typically an analog AM/FM radio with cassette player; modern replacements are common. Driver Assistance ABS: Optional or standard on later models, providing enhanced braking control. Climate Control HVAC System: Manual climate control with air conditioning and heating. 🔧 Maintenance Service Intervals 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. Fluid Specifications 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. Known Issues 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. Tune Up Procedures Spark Plugs: Specific NGK or Champion spark plugs required; refer to manual for exact part numbers and gap settings. Parts Replacement Air Filter: Specific filter element for the V8 engine intake. Oil Filter: Specific oil filter for...