The 1987 T4, available in 350 R-E and 500 E sub-models, represents a robust dual-sport motorcycle designed for adventure and versatility. Building on an Italian heritage of performance-oriented bikes, the T4 series offered a balance of off-road durability and on-road comfort, competing effectively within its segment against established Japanese and European counterparts. These models likely featured reliable Rotax engines, with the 350cc variant offering agility and the 500cc providing increased power, both aiming for a blend of torque for trail use and manageable performance for touring. The T4's design emphasized a strong construction suitable for varied terrains, embodying the spirit of exploration for riders in the late 1980s. This comprehensive service and repair manual is tailored for the T4-350 R-E and T4-500 E models. It serves as an essential resource for owners, mechanics, and technicians, covering a wide array of critical systems. Within its pages, you will find detailed procedures for general maintenance, engine service and repair for both 350cc and 500cc Rotax engines, transmission overhauls, brake system servicing, and electrical system diagnostics, including wiring diagrams. The manual also addresses suspension, cooling, fuel systems, steering, and chassis components, providing systematic troubleshooting guidance, repair instructions, and refurbishment advice to ensure optimal performance and longevity of your T4. 🏷️ Basic Information Identification Make: Cagiva Model: T4 Year: 1987 Sub Model: 350 R-E / 500 E Codes Engine Code 350: Likely a Rotax 350cc unit (specific code not provided in product info, but common for the era) Engine Code 500: Likely a Rotax 500cc unit (specific code not provided in product info, but common for the era) 👋 Introduction Market Position Positioning: The Cagiva T4 series of dual-sport motorcycles was positioned as a capable off-road and on-road adventurer, competing with models from brands like Yamaha (XT series), Honda (XL series), and Suzuki (DR series) in the late 1980s. Competitive Analysis Competitors: Key competitors included the Yamaha XT600, Honda XL600, Suzuki DR600/DR650, and potentially some BMW GS models for riders seeking larger displacement dual-sports. Key Features Design Philosophy: Emphasized robust construction for off-road durability combined with sufficient comfort and performance for touring. The T4-E models likely featured electric start, enhancing usability. Performance Focus: A balance of torque for trail riding and usable power for highway speeds. The 350cc variant offered lighter weight and agility, while the 500cc provided more outright power. 📋 Manual Details Coverage Areas Primary Coverage: Comprehensive service and repair for Cagiva T4-350 R-E and T4-500 E models Specific Systems Listed: General Maintenance, Troubleshooting, Engine Service/Repair, Transmission Service/Repair, Brake System, Wiring Diagram, Electrical System, Suspension, Periodic Lubrication, Steering, Cooling System, Fuel Injection/Fuel System, Emission System, Engine Control System, Chassis/Body, Restraint System, Axle Page Count Estimated Page Count: Estimated 300-500 pages (typical for comprehensive service manuals of this era, specific count not provided) Manual Type Type: Service Repair Manual / Workshop Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine: Detailed service, repair, troubleshooting, and overhaul procedures for both 350cc and 500cc Rotax engines (expected), including disassembly, assembly, tuning, and component testing. Transmission: Service and repair information for the gearbox, clutch operation, and related components. Expected to cover inspection, adjustment, and replacement procedures. Electrical System: Comprehensive coverage including detailed wiring diagrams for all circuits, troubleshooting electrical faults, component testing, and repair of ignition, lighting, charging, and starting systems. Fuel System: Service and repair of the fuel injection system (likely electronic fuel injection on E models) and/or carburetion (on R models), including fuel pump, injectors/carburetors, fuel lines, and fuel tank maintenance. Cooling System: Maintenance and repair of the cooling system, likely liquid-cooled, including radiator, water pump, thermostat, hoses, and coolant specifications. Suspension: Detailed procedures for front forks (likely telescopic), rear shock absorbers, swingarm inspection, and adjustment of suspension settings. Includes seal replacement and fluid changes. Brakes: Service and repair of both front and rear braking systems, likely disc brakes. Covers brake caliper service, fluid replacement, bleeding procedures, pad inspection, and rotor maintenance. Steering: Information on the steering mechanism, including handlebar and linkage components. Covers inspection, lubrication, and potential adjustments or replacements. Chassis Body: Maintenance and repair of the frame, body panels, fairings, seat, and other chassis components. Includes procedures for removing and installing bodywork. Procedures Included Maintenance: Scheduled maintenance tasks, routine inspections, lubrication points, and replacement of wear items like filters and spark plugs. Troubleshooting: Systematic diagnostic procedures for identifying and resolving common mechanical and electrical problems. Repair Rebuild: Step-by-step instructions for the complete disassembly, repair, and reassembly of all major vehicle components and systems. Refurbishment: Guidance on restoring worn or damaged components to their original operating condition. Technical Depth Depth: Comprehensive, suitable for both experienced mechanics and technically inclined DIY enthusiasts. Covers everything from basic adjustments to complete engine and transmission overhauls. 📊 Manual Specifications File Format Format: PDF Compatibility: Compatible with all Windows and Mac operating systems....