The 450 MXC, produced between 2000 and 2007, is a performance-oriented off-road motorcycle renowned for its racing heritage and agility. Built with dedication to engineering excellence, this model embodies a lineage of powerful machines designed for competitive motocross and demanding off-road use. Its robust construction, typically featuring a steel trellis frame and a potent 4-stroke, single-cylinder engine, delivers impressive power and handling characteristics tailored for challenging terrains. This comprehensive Service Repair Workshop Manual provides essential information for the maintenance and repair of your 450 MXC. It covers all critical systems, including detailed engine identification, fuel system components, cooling, and electrical systems. The manual offers expert-level, mechanic-grade information with step-by-step instructions, diagrams, and illustrations for procedures such as disassembling, servicing, and troubleshooting. Essential maintenance checklists, fluid specifications, and torque values are also included, making it an indispensable resource for both owners and professional technicians. 🏷️ Basic Information Identification Make: KTM Model: 450 MXC Year: 2000-2007 Codes Engine Identification: Covered in detail 👋 Introduction Market Position Target Audience: KTM 450 MXC owners (DIY mechanics) and independent professionals Competitive Analysis Advantage: Provides dealership-level repair information for DIY use, saving costs Key Features Authenticity: Vehicle-specific, not generic; same information used by dealership technicians User Friendliness: Accurate, clear, concise text with illustrations for easy understanding 📋 Manual Details Coverage Areas Primary Coverage: Service, Repair, Workshop Scope: Comprehensive repair and maintenance Page Count Estimated Page Count: Not specified, but extensive coverage indicated Manual Type Type: Service Repair Workshop Manual Language Language: English Format File Format: PDF Accessibility: Downloadable, viewable on PC, Mac, phones, e-readers 📖 Manual Coverage Systems Covered Engine: Engine Body, Engine Identification Fuel System: Fuel System, Fuel Filter Cooling System: Cooling System Electrical System: Electrical System, Alternator, Regulator Procedures Included Maintenance: Maintenance Check List, Check and Maintenance Repair: Disassembling and Servicing Troubleshooting: Troubleshooting Technical Depth Depth: Expert level, mechanic-grade information Content Type: Step-by-step instructions, diagrams, illustrations, wiring schematics 📊 Manual Specifications File Format PDF Quality: High quality, viewable on multiple devices Print Quality Printable: Yes, all pages printable Binding Type Binding: Not applicable (PDF format) Paper Type Paper Type: Not applicable (PDF format) ⚙️ Engine Specifications Primary Engine Engine Type: 4-stroke, single-cylinder (typically LC4 engine family for this era) Performance Displacement: Approximately 450cc (specific variant will be detailed in manual) Horsepower: Varies by year and specific model tune, but typically in the 40-50 HP range Torque: Specific values detailed in manual Fuel System Carburetion: Likely Keihin or Mikuni carburetor (specific model detailed in manual) Fuel Delivery: Carburetor 🔧 Transmission Standard Transmission Type: Manual (specific number of gears and clutch type detailed in manual) Features Clutch Type: Likely wet multi-plate 📐 Dimensions Weights Dry Weight: Typically around 110-120 kg (specific to year and model) 🛡️ Safety Features Ratings Safety Standard: Not applicable for off-road competition motorcycles in a formal sense; focus on operational safety procedures Active Features Handling Dynamics: Designed for off-road performance and agility Passive Features Frame Construction: Steel trellis frame (typical for KTM MX/Enduro models of this era) 💡 Technology Features Infotainment Infotainment System: Not applicable for this off-road competition model; focus is on mechanical and electrical systems. Driver Assistance Electronic Aids: Limited to basic ignition and potentially a basic trip meter; no advanced electronic aids. 🔧 Maintenance Service Intervals Oil Change Interval: Specific intervals detailed in manual, typically based on operating hours or mileage Fluid Specifications Engine Oil Type: Specific viscosity and API rating detailed in manual (e.g., Motorex Power Synt 4T 10W/50) Coolant Type: Specific type and mixture ratio for liquid-cooled engines detailed in manual Known Issues Common Wear Items: Piston rings, valve guides, clutch plates, fork seals (refer to manual for specific diagnoses) Electrical Components: Regulator/rectifier issues can occur on older models (manual covers diagnosis) Technical Specifications Valve Lash Adjustment: Detailed procedures and specifications provided in manual Spark Plug Type: Specific NGK or equivalent part number and gap specified in manual Tightening Torques: Comprehensive list of torque specifications for all major fasteners 📚 Vehicle History Brand Heritage Heritage: KTM is renowned for its off-road racing heritage and performance-oriented motorcycles Model Evolution Evolution: The 450 MXC represents a lineage of powerful, competitive motocross and off-road machines from KTM. Production Production Period: 2000-2007 🏆 Awards & Recognition Recognitions Racing Success: KTM motorcycles, including models in this family, have a strong history of success in off-road racing disciplines.