🏷️ Basic Information Identification Make: Husqvarna Model: 250/400/450 Husky Series Year: 2004 Vehicle Type: Motorcycle (Off-Road/Motocross) 👋 Introduction Market Position Target Audience: Husqvarna motorcycle owners, mechanics, and parts suppliers seeking accurate part identification for 2004 250, 400, and 450cc models. Competitive Analysis Value Proposition: Provides essential resource to identify correct spare parts, avoid incorrect purchases, and counter potential overcharging by repair shops. Offers convenience of instant digital access. Key Features Utility: Essential for maintaining and repairing specific Husqvarna models, ensuring correct part selection. Convenience: Instant download, accessible on multiple devices, printable pages. Empowerment: Enables owners to understand their machine better and perform DIY repairs or accurately communicate with mechanics. 📋 Manual Details Identification Manual Type: Parts Catalogue Language: English Format: PDF Availability: Instant Download Guarantee: 30-Day Money Back Guarantee 📖 Manual Coverage Systems Covered Engine: Comprehensive parts breakdown for engine components (cylinder, piston, crankshaft, gearbox, clutch, etc.) Chassis: Detailed parts listing for frame, subframe, swingarm, linkages, and related hardware. Suspension: Exploded views and part numbers for front forks (e.g., WP Suspension) and rear shock absorber assembly. Wheels And Brakes: Parts for wheel hubs, spokes, rims, brake calipers, master cylinders, brake discs, and levers. Fuel System: Components for carburetor (e.g., Keihin), fuel tank, petcock, and fuel lines. Exhaust System: Parts breakdown for exhaust header pipe, silencer, and mounting hardware. Cooling System: Parts for radiator, coolant hoses, and associated fittings (if applicable to specific models). Electrical System: Parts for ignition system (CDI, spark plug), lighting (headlight, taillight), wiring harness, and switches. Bodywork And Plastics: Listings for fenders, side panels, fuel tank shrouds, seat, and handlebars. Procedures Included Parts Identification: Visual identification of all replaceable parts via exploded diagrams. Part Number Lookup: Cross-referencing of part numbers for ordering and replacement. Assembly Disassembly Reference: Implied reference for reassembly by providing all necessary components. Technical Depth Level: Component-level identification and listing, suitable for parts sourcing and basic assembly/disassembly understanding. 📊 Manual Specifications File Format Type: Digital (PDF) Readability: Viewable on Windows, Mac, iPad, and most ebook readers. Printability: Print specific pages as needed, preserving physical copy integrity. Searchability: Likely searchable text content for quick part identification (dependent on PDF creation). Print Quality Diagram Clarity: High clarity of exploded diagrams for accurate parts identification. Binding Type Physical Copy Advice: N/A (Digital Product) Paper Type Physical Copy Advice: N/A (Digital Product) ⚙️ Engine Specifications Primary Engine Type: 2-Stroke, Single Cylinder (typical for Husqvarna off-road models of this era) Displacement Variant 1: Approx. 250cc Variant 2: Approx. 400cc Variant 3: Approx. 450cc Performance Horsepower: Varies by displacement (e.g., 250cc ~ 40-50 HP, 450cc ~ 50-60+ HP, exact figures require specific model service manual) Torque: Varies by displacement and RPM range, specific figures not detailed in a parts catalogue. Fuel System Carburetor: Typically Keihin PWK or similar performance carburetor, specific size varies by model and displacement. Ignition Type: Digital CDI (Capacitor Discharge Ignition) Lubrication System: Pre-mix or Autolube (Automix) depending on specific model variant. 🔧 Transmission Standard Type: 6-Speed Manual Features Clutch: Wet, Multi-plate Clutch Fluid Type Specification: Typically SAE 10W-40 or 15W-50 motorcycle specific engine oil with JASO MA/MA2 rating. Specific capacity and part number for oil filters should be referenced in a service manual, but oil seals and gears are covered in this parts catalogue. 📐 Dimensions Exterior General Type: Compact off-road motorcycle dimensions, specific lengths, widths, and heights vary by model and year, detailed in service/owner manuals, not parts catalogues. Weights Dry Weight: Typically in the range of 95-110 kg (209-242 lbs) depending on model and displacement. Specific weights are not typically listed in parts catalogues. 🛡️ Safety Features Ratings Crash Test: N/A for off-road motorcycles. Active Features Braking System: Hydraulic Disc Brakes (Front and Rear). Parts for calipers, master cylinders, rotors, and lines are included. Passive Features Frame Construction: Chromoly steel frame, known for strength and durability in off-road use. Frame parts listed. 💡 Technology Features Infotainment System: N/A - Minimal technology on competitive off-road motorcycles of this era. Focus is on mechanical performance and reliability. 🔧 Maintenance Service Intervals Engine Top End: Intervals for piston, ring, and cylinder inspection/replacement vary significantly based on usage and model, often measured in riding hours (e.g., 40-100 hours for aggressive use). This manual helps identify replacement parts for these jobs. Clutch Plates: Lifespan depends on riding style, typically monitored by clutch feel. Clutch plates, springs, and baskets are listed in this catalogue. Fluid Specifications Engine Oil: SAE 10W-40 or 15W-50, JASO MA/MA2 (for gearbox and wet clutch lubrication). Check specific model manual for exact viscosity and capacity. This catalogue lists seals and gaskets for the gearbox. Coolant: Ethylene glycol-based coolant with corrosion inhibitors (if water-cooled). Specific coolant type and capacity usually in owner's manual. Radiator parts covered. Known Issues Engine Reliability: Early 2-stroke engines require regular maintenance. Common issues can include wear on piston rings, cylinder scoring if...