This manual covers the Fourtrax Foreman 350 4X4 and the TRX350D 4X4 models, produced between 1986 and 1989. The Fourtrax Foreman series is renowned for its robust engineering, reliability, and capability in various off-road conditions. These ATVs are designed for utility and demanding work, reflecting a heritage of building durable and dependable powersports vehicles. Their 4-stroke, OHV, air-cooled 342cc engines, coupled with an automatic dual-clutch transmission and shaft-driven 4x4 system, provide consistent performance and handling for a wide range of applications. This comprehensive Service Repair Manual provides detailed technical information and step-by-step procedures for maintaining and repairing the Fourtrax Foreman 350 models. It covers all essential systems, including engine, transmission, drivetrain, chassis, brakes, suspension, and electrical components. The manual includes routine maintenance schedules, detailed specifications, troubleshooting guides, and instructions for component replacement and complete system overhauls. With 303 pages of factory-authorized content, this English-language manual is an indispensable resource for owners, technicians, and mechanics seeking to ensure the optimal performance and longevity of their vehicle. 🏷️ Basic Information Identification Make: Honda Model: Fourtrax Foreman Model Variant: TRX350 4X4 / TRX350D 4X4 Product Name: Fourtrax Foreman 350 Service Repair Manual 1986-1989 PDF Download Codes Chassis Code Trx350: TRX350 Chassis Code Trx350D: TRX350D 👋 Introduction Market Position Positioning: Essential technical documentation for owners and independent repair shops of early Honda Fourtrax Foreman 350 models. Competitive Analysis Value Proposition: Provides the in-depth technical knowledge needed to maintain, repair, and troubleshoot these robust ATVs, often unavailable through less comprehensive sources. Key Features Completeness: 303 pages of detailed information covering all aspects of the vehicle. Accessibility: Instant PDF download format for immediate use and easy printing. 📋 Manual Details Coverage Areas Primary Coverage: Comprehensive service and repair for Honda Fourtrax Foreman 350 4X4 ATVs Specific Models Covered: 1986-1987 Honda Fourtrax TRX350 4X4, 1987-1989 Honda Foreman TRX350D 4X4 Page Count Total Pages: 303 Manual Type Type: Service Repair Manual Source: Factory / Authorized Language Language: English Format Format: PDF Download Printability: Printable 📖 Manual Coverage Systems Covered General Information: Included Specifications: Detailed Technical and Performance Specs Maintenance: Routine Checks and Periodic Adjustments Engine General: Engine Removal and Installation Engine Fuel: Engine Fuel System and Fuel Injection System Engine Lubrication Cooling: Engine Lubrication, Cooling System, Lubrication System Engine Combustion: Engine Combustion System Engine Internal Components: Cylinder Head/Valves, Crankcase/Piston/Cylinder, Crankshaft/Transmission/Balancer Transmission: Gearbox & Clutch, Transmission System Drivetrain: Front Wheel and Steering System, Rear Wheel System Chassis Body: Chassis, Fenders and Exhaust Pipe, Body & Fixtures, Frame/Body Panels/Exhaust System Wheels Tires: Wheels & Tyres Brakes: Braking System Suspension: Suspension Electrical Charging: Electrical System, Battery/Charging System Electrical Ignition: Ignition System Electrical Starter: Electric Starter Electrical Lighting: Lights/Meters/Switches Electrical Wiring: Wiring Diagrams Troubleshooting: Extensive Troubleshooting Section Procedures Included Routine Maintenance: Included (e.g., oil changes, filter replacements, adjustments) Engine Repair: Complete engine disassembly, inspection, repair, and reassembly Transmission Repair: Gearbox, clutch, and transmission system overhaul Electrical Diagnostics: Diagnosis and repair of electrical faults, including detailed wiring diagrams Suspension Steering: Front and rear suspension, steering system maintenance and repair Braking System Repair: Brake system inspection, service, and repair Fuel System Service: Fuel injection system troubleshooting and service Cooling System Service: Cooling system inspection and maintenance Component Replacement: Detailed instructions for replacing various components Troubleshooting Guides: Step-by-step troubleshooting for common and uncommon issues Technical Depth Depth: Comprehensive: Covers everything from basic maintenance to complete engine and transmission rebuilds. Diagnostics: Advanced diagnostic procedures for all major systems Rebuilds: Detailed procedures for engine and transmission rebuilds 📊 Manual Specifications File Format Format: PDF Searchability: Likely searchable text (standard for quality PDFs) Print Quality Resolution: High resolution, suitable for printing crisp diagrams and text Binding Type Binding: N/A (Digital Download) Paper Type Paper: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: 4-stroke, OHV, Air-cooled Engine Displacement Cc: 342 Bore X Stroke Mm: 78.0 x 72.0 (typical for this era engine) Compression Ratio: 8.8:1 (typical for this era engine) Performance Horsepower Hp: Approx. 20-22 HP (actual figures vary by specific model year and tuning) Torque Lb-Ft: Approx. 19-21 lb-ft (actual figures vary by specific model year and tuning) Fuel System Fuel Delivery: Carburetor (specific model varies by year and trim, e.g., PD88A for some models) Fuel Type: Unleaded gasoline Cooling Cooling Method: Air-cooled Lubrication Oil Type: SAE 10W-40 API SG (typical, consult manual for exact specification) Oil Capacity Liters: Approx. 2.0-2.2 L (with filter change, consult manual for exact capacity) 🔧 Transmission Standard Transmission Type: Automatic (Honda's Automatic Dual Clutch Transmission - ADT) Gear Selection: 5-speed forward, Reverse, Neutral Features Clutch Type: Dual clutch system Drive System: Shaft Drive (4x4) Final Drive: Sealed chain, Oil bath, Bevel gear 📐 Dimensions Exterior Length Mm: Approx. 2025 (varies slightly by model year) Width Mm: Approx. 1140 (varies slightly by model year) Height Mm: Approx. 1100 (varies slightly by model year) Weights Dry Weight Kg: Approx. 215-230 kg (varies...