🏷️ Basic Information Identification Make: Ducati Model: 860 GT / GTS Production Years Covered: 1974-1978 Codes Engine Code Prefix: 860 👋 Introduction Market Position Target Audience: Ducati 860 GT/GTS owners, independent mechanics, and enthusiasts seeking to perform their own maintenance and repairs. Competitive Analysis Value Proposition: Provides comprehensive, DIY-focused repair and maintenance guidance for a specific classic Ducati model, enabling cost savings and in-depth vehicle understanding. Key Features Benefits To Owner: Empowers owners to perform repairs independently, saving money, ensuring quality, and gaining intimate knowledge of their vehicle. 📋 Manual Details Coverage Areas All Aspects: Yes Page Count Estimated Count: Detailed within sections, actual count not provided but implies comprehensive coverage. Manual Type Type: Service Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered General Maintenance: Covered Troubleshooting: Covered Engine Service Repair: Covered Transmission Service Repair: Covered Brake System: Covered Wiring Diagram: Covered Electrical System: Covered Suspension: Covered Periodic Lubrication: Covered Steering: Covered Cooling System: Covered Fuel Injection Fuel System: Covered Emission System: Covered Engine Control System: Covered Chassis Body: Covered Restraint System: Covered Axle: Covered Procedures Included Disassembly Reassembly: Detailed instructions Repair: Comprehensive guidance for all listed systems Servicing: Detailed procedures Maintenance: Comprehensive schedules and procedures Refurbishment Renovation: Guidance provided Mending Fixing: Expert advice included Technical Depth Depth Level: From basic maintenance to in-depth repair and troubleshooting. 📊 Manual Specifications File Format Format Details: PDF. Requires Adobe PDF Reader. Print Quality Print Readability: Optimized for digital viewing and printing. Binding Type Binding: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Format) Software Requirements Required Software: Adobe PDF Reader, WinZip (for decompression if applicable). Operating System Compatibility Os Compatibility: All versions of Windows & Mac. ⚙️ Engine Specifications Primary Engine Engine Type: Air-cooled, 90-degree V-twin (L-twin) Displacement: 797 cc (approximate for 860 models) Bore X Stroke: Typically around 80 mm x 79.2 mm (specific to 860 variants). Compression Ratio: Varies by specific model/variant, but generally in the 8.5:1 to 9.0:1 range. Performance Horsepower: Approximately 60-65 HP at 7,000 RPM (varies by model/tuning). Torque: Approximately 65-70 Nm at 5,500 RPM (varies by model/tuning). Fuel System Carburetion: Typically dual Dell'Orto PHM 36 (or similar size) carburetors. Fuel Type: Unleaded gasoline (appropriate octane rating for the era). 🔧 Transmission Standard Transmission Type: 5-speed manual Optional Optional Gearbox: N/A for this model range; standard 5-speed. Features Clutch Type: Dry, multi-plate clutch. Final Drive: Shaft drive. 📐 Dimensions Exterior Wheelbase: Approximately 1430 mm (56.3 inches). Weights Dry Weight: Approximately 190-200 kg (419-441 lbs). 🛡️ Safety Features Ratings Safety Ratings Era: Motorcycle safety standards of the 1970s. Active Features Braking System: Dual front disc brakes, single rear disc brake. Passive Features Lighting: Headlight, taillight, turn signals, brake lights. 💡 Technology Features Infotainment Infotainment Features: N/A. This era of motorcycle primarily focused on mechanical engineering, with no electronic infotainment systems. Driver Assistance Rider Aids: N/A. This model predates modern rider assistance systems. Connectivity Connectivity Features: N/A. No electronic connectivity features. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 3,000-5,000 km or annually, depending on usage. Valve Clearance Check: Recommended every 6,000-10,000 km, crucial for Ducati V-twins. Fluid Specifications Engine Oil Type: High-quality motorcycle-specific mineral or synthetic oil, SAE 20W-50 or 10W-40 often recommended. Specific viscosity may depend on climate and manual recommendations. Gearbox Oil Type: Gearbox oil specific to manual transmissions, often SAE 80W-90 or similar. Clutch fluid specification would also be detailed. Brake Fluid Type: DOT 3 or DOT 4 hydraulic brake fluid. Known Issues Common Wear Items: Cam belts (on belt-driven models), electrical connections, clutch plates, and carburettor synchronization. The shaft drive may also require attention. Potential Challenges: Finding original spare parts can be challenging. Due to the age, expect potential wear in seals, gaskets, and aging wiring harnesses. 📚 Vehicle History Brand Heritage Ducati Legacy: Ducati is renowned for its performance-oriented motorcycles, particularly its V-twin engines and sporting heritage originating from motorcycle racing. Model Evolution 860 Development: The 860 series, designed by Fabio Taglioni, evolved from earlier Ducati V-twins, featuring a more integrated chassis and styling. It was an important step in Ducati's development of its signature V-twin platform. Production Manufacturing Origin: Italy 🏆 Awards & Recognition Recognitions Historical Acclaim: The 860 GT/GTS models were generally well-received for their performance and unique V-twin character, establishing Ducati's reputation in the larger displacement motorcycle market of the 1970s. Specific awards are less common for individual model years from this era compared to modern vehicles.