🏷️ Basic Information Identification Make: Honda Model: Fourtrax 250 Model Code: TR250 / TRX250 Product Type: Service Repair Manual Generation Generation Identifier: First Generation (1984-1987) Codes Production Years Covered: 1985, 1986, 1987 👋 Introduction Market Position Historical Significance: The Honda Fourtrax 250 was a pivotal model in the early development of the utility ATV market, establishing Honda's reputation for reliability and ruggedness. Competitive Analysis Key Competitors Era: Competed against models from Yamaha (like the YFM200 Moto-4) and Suzuki during its production run. Key Features Selling Points: Known for its dependable engine, robust chassis, and comfortable rider ergonomics for its time. Value Proposition Manual Benefit: Empowers owners and technicians to perform accurate repairs and maintenance, preventing costly mistakes and ensuring longevity of the ATV. Target Audience Primary Users: Honda Fourtrax 250 owners, DIY mechanics, ATV enthusiasts, restoration projects. 📋 Manual Details Coverage Areas Covered Models: Honda Fourtrax 250 (TR250/TRX250) all variations within the 1985-1987 model years Page Count Estimated Page Count: Approximately 250-350 pages (typical for this era's comprehensive service manuals) Manual Type Manual Type: Comprehensive Service and Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine System: Complete engine overhaul, disassembly, assembly, tuning, performance checks, lubrication, cooling system, ignition system, starting system, charging system. Transmission System: Manual transmission repair, clutch operation and adjustment, gear shifting mechanisms, lubrication. Drivetrain System: Shaft drive operation, differentials, axle maintenance and repair, CV joint servicing. Suspension System: Front and rear suspension design, shock absorber inspection and replacement, steering knuckle, control arm servicing, wheel alignment. Braking System: Drum brake system maintenance, adjustment, shoe replacement, hydraulic system (if applicable on later models, though likely drum on this era), parking brake. Electrical System: Wiring diagrams, lighting system, ignition coil, CDI unit, battery, starter motor, charging system (stator, rectifier/regulator), fuses, switches. Fuel System: Carburetor removal, cleaning, adjustment, fuel tank, fuel line maintenance, fuel filter replacement. Frame And Bodywork: Chassis inspection, body panel removal and installation, seat, fenders, handlebars, control cables. Cooling System: Air-cooled engine design, cylinder head cooling fins, fan maintenance (if applicable). Procedures Included Routine Maintenance: Oil changes, filter replacements, spark plug checks, chain/drive shaft lubrication, air filter cleaning, brake adjustments, tire pressure checks. Troubleshooting Guide: Diagnostic charts for common starting, running, and electrical problems. Disassembly And Assembly: Step-by-step instructions for component removal and reinstallation for all major systems. Repair Instructions: Detailed repair procedures for worn or damaged components. Special Tools: Identification and usage of specialized tools required for specific repairs. Technical Depth Diagnostic Capabilities: Covers basic to intermediate diagnostics, fault finding, and systematic troubleshooting. Rebuild Procedures: Includes procedures for complete engine and transmission rebuilds. Specifications And Tolerances: Provides detailed torque specifications, clearances, and measurement tolerances for critical components. Wiring Diagrams: Includes comprehensive, easy-to-read wiring diagrams for electrical system diagnosis and repair. 📊 Manual Specifications File Format File Format: Portable Document Format (PDF) Print Quality Print Quality: High-resolution scans for clear text and legible diagrams. Printable. Binding Type Binding Type: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: 4-stroke, OHV, air-cooled Engine Displacement: 246 cc (Cubic Centimeters) Bore X Stroke: 68.0 mm x 68.6 mm Compression Ratio: 8.5:1 (Approximate, can vary slightly by specific sub-model/year) Performance Horsepower Output: Approximately 16-18 HP @ 6,500 RPM (Estimate based on typical specifications for this engine size and era) Torque Output: Approximately 14-16 lb-ft @ 5,000 RPM (Estimate) Fuel System Carburetor Type: Keihin carburetor (specific model varies, e.g., PD4A or similar) Fuel Delivery: Gravity feed from fuel tank, 26mm carburetor bore Ignition System Ignition Type: CDI (Capacitor Discharge Ignition) Lubrication System Oil Type: SAE 10W-30 API SE or SF classification motorcycle oil (preferred) Oil Capacity: Approximately 1.6 US qt (1.5 Liters) (Check manual for exact figure) Cooling System Cooling Method: Forced Air Cooling (Cylinder head and barrel cooling fins) 🔧 Transmission Standard Transmission Type: 5-speed manual with automatic clutch Optional Reverse Gear: Yes, typically a dedicated reverse gear. Features Clutch Operation: Semi-automatic clutch actuation (leverless operation). Fluid Specifications Transmission Oil Type: API GL-4 SAE 80W gear oil (or equivalent motorcycle transmission oil) Transmission Oil Capacity: Approximately 0.6 US qt (0.55 Liters) (Check manual for exact figure) 📐 Dimensions Exterior Overall Length: Approximately 73.2 inches (1859 mm) Overall Width: Approximately 42.5 inches (1080 mm) Overall Height: Approximately 42.7 inches (1085 mm) Wheelbase: Approximately 47.2 inches (1199 mm) Weights Dry Weight: Approximately 320 lbs (145 kg) Fuel Capacity: Approximately 2.6 US gallons (9.8 Liters), including 0.5 gallon reserve Tires Front Tire Size: AT23x8-11 (or similar) Rear Tire Size: AT24x10-9 (or similar) Brakes Front Brake Type: Drum Rear Brake Type: Drum (with integrated parking brake) 🛡️ Safety Features Ratings Atv Safety Standards: Designed to meet applicable ANSI standards for ATVs of its era. Manual will detail safe operation practices. Active Features Throttle Limiter: Often equipped with a throttle limiter screw...