🏷️ Basic Information Identification Make: Ferrari Model: 308 GT4 Model Code: 308 GT4 Chassis Code: 308 GT4 Codes Engine Codes: F106 AL 040 (Euro), F106 AH 040 (US) 👋 Introduction Market Position Vehicle Segment: Mid-engined V8 GT, often considered a 2+2 configuration. Competitive Analysis Key Competitors Era: Porsche 911 (930), Lotus Esprit, Maserati Merak, De Tomaso Pantera. Key Features Design Inspiration: Designed by Bertone, initially intended as a Lancia model, significant departure from previous Pininfarina-designed Ferraris. Powertrain Layout: Mid-engined, rear-wheel drive. Manual Benefit: Enables owners to understand and maintain complex Italian engineering, potentially reducing reliance on specialist workshops and preserving vehicle value. 📋 Manual Details Coverage Areas Systems Covered: General Information, Service Specifications, Emission Control, Electrical Body, Lubrication, Engine, Instrument Panel, Front Axle, Rear Axle, Transmission, Grille Accessories, Index Page Count Page Count: N/A (Digital PDF, content depth suggests comprehensive coverage) Manual Type Manual Type: Workshop Service Repair Manual Language Language: English Format File Format: PDF 📖 Manual Coverage Systems Covered Engine Systems: Engine mechanical components, fuel system, ignition system, cooling system, lubrication system, exhaust system, emission control systems. Drivetrain Systems: Transmission, clutch, differential, driveshafts, axles, CV joints. Suspension Steering: Front and rear suspension components, steering rack, power steering system, wheel alignment specifications. Braking Systems: Brake system components (calipers, discs, master cylinder, lines), parking brake, hydraulic circuits. Electrical Systems: Wiring diagrams, starter, alternator, battery, lighting system, ignition system, instrument panel operation and diagnostics, body electrical components. Body Chassis: Body panels, structural components, doors, windows, interior trim, grille accessories. Procedures Included Maintenance Procedures: Scheduled maintenance, oil changes, filter replacements, fluid checks and top-offs, lubrication points, spark plug replacement, timing belt replacement (if applicable). Repair Procedures: Engine overhaul, transmission repair, clutch replacement, brake system repair, suspension component replacement, electrical component diagnosis and repair. Diagnostic Procedures: Troubleshooting guides for common issues, symptom-based diagnostics, component testing procedures. Technical Depth Depth Of Information: Comprehensive, covering detailed repair procedures, specifications, and diagnostic information suitable for professional mechanics and skilled enthusiasts. 📊 Manual Specifications File Format Compatibility: All Versions of Windows & Mac Requirements: Adobe PDF Reader Print Quality Print Quality: High-resolution PDF suitable for clear viewing and printing. Binding Type Binding Type: N/A (Digital PDF) Paper Type Paper Type: N/A (Digital PDF) ⚙️ Engine Specifications Primary Engine Engine Type: 90-degree V8, mid-mounted Displacement: 2926 cc (2.9 Liters) Bore X Stroke: 81 mm x 71 mm Compression Ratio: 9.2:1 (Euro), 8.0:1 (US) Valvetrain: 2 valves per cylinder, DOHC (Dual Overhead Camshafts) Performance Horsepower Euro: 240 hp (179 kW) at 6600 rpm Horsepower Us: 230 hp (172 kW) at 6600 rpm Torque Euro: 285 Nm (210 lb-ft) at 4800 rpm Torque Us: 285 Nm (210 lb-ft) at 4800 rpm Fuel System Fuel Delivery: 4 x Weber 40 DCNF Carburetors (Euro), Bosch K-Jetronic Fuel Injection (US) Fuel Type: Unleaded Gasoline Lubrication Oil Capacity: Approx. 10.5 Liters (with filter) Recommended Oil Viscosity: SAE 20W-50 (check manual for specific API service classification) 🔧 Transmission Standard Transmission Type: 5-speed Manual Transaxle Optional Optional Transmission: None offered Features Transmission Layout: Integrated with differential (Transaxle) Transmission Fluid Type: GL-4 Gear Oil (check manual for specific API rating and viscosity) Transmission Fluid Capacity: Approx. 3.0 Liters 📐 Dimensions Exterior Length: 4380 mm (172.4 in) Width: 1730 mm (68.1 in) Height: 1115 mm (43.9 in) Wheelbase: 2490 mm (98.0 in) Weights Curb Weight: Approx. 1490 kg (3285 lbs) Weight Distribution: Designed for optimal mid-engine balance. 🛡️ Safety Features Ratings Crash Test Ratings: N/A (Era-specific safety standards differed; no modern homologation) Active Features Braking System: Hydraulic, servo-assisted, disc brakes on all four wheels (Ventilated front discs). Suspension Design: Independent front and rear suspension designed for stability and handling. Passive Features Seatbelts: Three-point inertia reel seatbelts. Interior Safety: Energy-absorbing steering column (typical for era), padded dashboard components. 💡 Technology Features Infotainment Audio System: Typically period-appropriate aftermarket or original radio/cassette player. Manual likely covers wiring for these systems. Driver Assistance ABS: Not equipped with ABS (Anti-lock Braking System). Connectivity Connectivity Features: N/A (No factory electronic connectivity features). 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 5,000 km (3,000 miles) or annually, whichever comes first (refer to manual for exact recommendation). Major Service Interval: Significant overhaul intervals, including timing belt inspection/replacement (if applicable to specific engine variant), valve adjustments, ignition system service (tune-up). Fluid Specifications Coolant Type: Ethylene Glycol-based antifreeze, typically a 50/50 mix with distilled water. Consult manual for specific glycol type and corrosion inhibitor package. Brake Fluid Type: DOT 3 or DOT 4 Brake Fluid (high-temperature, non-silicone based). Known Issues Common Wear Items: Ignition system components (coils, distributors), fuel system (carburetors/injection), clutch assembly, suspension bushings, cooling system hoses, interior trim degradation. Potential Problems: Carburetor tuning difficulties, fuel injection system maintenance (US models), electrical gremlins common in older Italian cars, corrosion in certain areas if not properly maintained, cam belt tensioner issues on some variants (check manual). 📚...