🏷️ Basic Information Identification Make: Honda Model: TRX350 Fourtrax / TRX350D Foreman Product Name: 1986-1989 Honda TRX350 Fourtrax TRX350D Foreman ATV Service Repair Workshop Manual Generation Generation Name: First Generation TRX350 Codes Chassis Code: TRX350 (Fourtrax), TRX350D (Foreman) 👋 Introduction Market Position Positioning: Essential resource for owners and technicians of the 1986-1989 Honda TRX350 series ATVs, facilitating DIY repairs and professional servicing. Competitive Analysis Value Proposition: Provides significant cost savings compared to dealership service fees and out-of-print paper manuals. Offers instant accessibility and convenience. Key Features Features: Detailed illustrations, diagrams, wiring schematics, step-by-step instructions, comprehensive specifications, and troubleshooting guidance. 📋 Manual Details Coverage Areas Covered Years: 1986, 1987, 1988, 1989 Covered Models: TRX350 Fourtrax 4x4, TRX350D Foreman 4x4 Page Count Estimated Page Count: Likely extensive, typical for comprehensive workshop manuals (e.g., 300-600 pages). Manual Type Type: Workshop Service and Repair Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Powertrain: Engine, Gearbox, Clutch, Transmission System, Lubrication System, Cooling System, Fuel System, Combustion System, Fuel Injection System Chassis And Suspension: Front Wheel and Steering System, Rear Wheel System, Suspension, Frame, Body Panels, Fenders, Exhaust Pipe, Wheels & Tyres Electrical: Electrical System, Alternator/Starter Clutch, Battery/Charging System, Ignition System, Electric Starter, Lights/Meters/Switches, Wiring Diagrams Brakes: Braking System Procedures Included Maintenance And Repair: General maintenance, periodic checks, adjustments, rebuilds, refurbishing, restoration, diagnostic procedures, repair procedures Troubleshooting: Dedicated troubleshooting section Technical Depth Depth: Comprehensive, covering complete rebuilds and detailed diagnostics. 📊 Manual Specifications File Format File Type: PDF Searchability: Typically searchable text within PDF for efficient information retrieval. Print Quality Quality: High quality digital reproduction, ensuring clarity of diagrams and illustrations. Binding Type Binding: N/A (Digital Download) Paper Type Paper: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Type: Single-cylinder, OHC, 4-stroke Displacement: 342cc Bore X Stroke: 78.0 mm x 72.0 mm (approximate, verify with manual) Cooling System: Liquid-cooled Performance Horsepower: Approximately 20-25 HP (specific figures to be confirmed in manual) Torque: Refer to manual for specific torque figures. Fuel System Fuel Delivery: Carburetor (likely Keihin, specific model in manual) Fuel Type: Unleaded gasoline 🔧 Transmission Standard Transmission Type: 5-speed automatic with Sportshift (semi-automatic clutch operation) Optional Optional Transmission: N/A Features Drive System: Shaft drive, 2WD/4WD selectable Gearbox Fluid: Refer to manual for specific SAE viscosity grade and API classification (e.g., SAE 80W-90 GL-3 or GL-4 gear oil). 📐 Dimensions Exterior Length: Refer to manual (typically around 76-78 inches for this era of ATV) Width: Refer to manual (typically around 43-45 inches) Height: Refer to manual (typically around 42-44 inches) Weights Dry Weight: Approximately 470-480 lbs (verify with manual) Towing Capacity: Refer to manual (typically around 800-1000 lbs) Cargo Capacity: Front and rear racks with specified weight limits (consult manual). 🛡️ Safety Features Ratings Atv Safety Standards: Adherence to relevant ATV safety standards of the era. Active Features Braking System Type: Front: Dual hydraulic disc; Rear: Drum or disc (confirm with manual). Parking Brake: Integrated into main brake lever or separate mechanism. Passive Features Lighting: Headlights, taillight/brake light. 💡 Technology Features Infotainment Infotainment System: N/A (Basic utility ATV design of the era) Driver Assistance Driver Aids: N/A Connectivity Connectivity Features: N/A Powertrain Tech Engine Ignition System: CDI (Capacitor Discharge Ignition), details in manual. Charging System: Alternator with rectifier/regulator. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 1,000 km or 6 months, but detailed schedule in manual. Air Filter Maintenance: Frequent checks and cleaning, especially in dusty conditions (refer to manual). Fluid Specifications Engine Oil Type: Honda 4-stroke ATV oil or equivalent, e.g., SAE 10W-30 API SG or higher (verify with manual). Cooling System Coolant: Permanent type antifreeze (ethylene glycol-based) mixed with distilled water (50/50 ratio typical, confirm with manual). Brake Fluid: DOT 3 or DOT 4 (verify with manual). Known Issues Common Wear Items: Brake pads, tires, suspension bushings, drive shafts, battery, carburetor tuning. Carburetor Issues: Clogged jets, vacuum leaks, and incorrect mixture settings can impact performance and starting. Electrical Gremlins: Age-related corrosion on connectors, faulty switches, and stator issues can occur. Wiring diagrams are crucial. Transmission Wear: Proper fluid maintenance is key to the longevity of the automatic transmission. 📚 Vehicle History Brand Heritage Brand Focus: Honda is renowned for its engineering prowess, reliability, and innovation in powersports vehicles. Model Evolution Trac Introduction: The TRX350 series marked Honda's significant advancements in the utility ATV segment, offering 4x4 capabilities and a more powerful engine. Foreman Addition: The 'D' designation for the Foreman model typically indicated enhanced features or a specific package, often geared towards work utility. Production Production Period: 1986-1989 🏆 Awards & Recognition Recognitions Industry Recognition: The TRX350 series was highly regarded in its time for its robust performance and utility, contributing to Honda's dominance in the ATV market. Ratings Reliability Ratings: Honda ATVs of this era are generally known for strong reliability when properly maintained. Certifications Safety Certifications:...