Engine Variants:
250cc, 400cc, 450cc, 520cc, 525cc
Model Code Indication:
SX (Motocross), MXC (Cross-Country), EXC (Enduro)
Target Audience:
Professional technicians, experienced DIY mechanics, and owners seeking in-depth knowledge for maintenance and repair
Manual Advantage:
Provides the same level of detail as professional workshop manuals, accessible digitally for immediate use
Instructional Clarity:
Numbered instructions, sub-steps, notes, cautions, and warnings for clarity and safety
Visual Guidance:
Detailed illustrations, drawings, photos, and enlarged insets for precise part identification and procedural understanding
Navigation:
Numbered table of contents for quick information retrieval
Primary Coverage:
All KTM 250, 400, 450, 520, 525 SX, MXC, EXC models for the 2000 model year
Estimated Page Count:
Likely extensive, often exceeding 500 pages for full service manuals covering multiple variants
Manual Classification:
Full Service Repair Manual
Language Of Publication:
English
Engine Systems:
Engine assembly, disassembly, tuning, cooling system, lubrication system, fuel system (carburetion), exhaust system
Drivetrain Systems:
Transmission, clutch, final drive (chain and sprockets), gearbox disassembly and assembly
Chassis Systems:
Frame, suspension (forks, rear shock absorber), steering, wheels, hubs, spokes
Braking Systems:
Front and rear brake systems (hydraulic disc brakes), caliper overhaul, master cylinder service, bleeding procedures
Electrical Systems:
Ignition system, lighting system, charging system (stator, regulator/rectifier), wiring diagrams, troubleshooting electrical faults
Bodywork And Controls:
Handlebars, levers, footpegs, seat, plastic body panels, decals
Maintenance Procedures:
Routine maintenance checks, oil changes, filter replacements, chain adjustment, spark plug inspection/replacement, air filter cleaning/replacement
Repair Procedures:
Detailed step-by-step instructions for engine rebuilds, transmission repairs, suspension servicing, brake component replacement, electrical diagnostics and repair
Troubleshooting:
Diagnostic guides for common problems, symptom-based troubleshooting, electrical system troubleshooting with wiring diagrams
Rebuilding Procedures:
Comprehensive instructions for rebuilding engine components (pistons, rings, valves, crankshaft), carburetor overhaul, shock absorber servicing
Diagnostic Capabilities:
Advanced diagnostics for engine performance issues, ignition timing, electrical system faults
Rebuild Scope:
Full engine, transmission, and suspension component rebuilds are covered in detail
Electrical Diagrams:
Detailed and integrated wiring diagrams for all electrical systems
Engine Type:
Single-cylinder, 4-stroke (typical for these models, although some early variations might exist)
Power Output:
Varies by displacement: 250cc (approx. 30-35 hp), 400cc (approx. 40-45 hp), 450cc (approx. 45-50 hp), 520cc/525cc (approx. 50-55+ hp). Specific figures require model-year confirmation.
Torque Output:
Varies by displacement and tune. Generally higher torque figures for larger displacements.
Fuel Delivery:
Carburetor (e.g., Keihin PJ/PWK series or similar for the era)
Carburetor Details:
Specific jetting, needle positions, and adjustments for different engine sizes and models will be detailed in the manual.
Ignition Type:
Digital CDI ignition system
Cooling Method:
Liquid-cooled
Oil Change Interval:
Typically every 10-15 hours of operation or every 6 months, whichever comes first. Manual will provide precise intervals.
Air Filter Cleaning:
Frequent checks and cleaning recommended, especially in dusty conditions. Manual will detail specific cleaning and oiling procedures.
Spark Plug Replacement:
Recommended replacement based on hours of use or as needed if fouled. Manual will specify the type and replacement interval.
Engine Oil Type:
High-quality synthetic motorcycle oil, typically SAE 10W-40 or 15W-50. Manual will specify exact viscosity and API rating.
Coolant Type:
Ethylene glycol-based antifreeze/coolant mixture. Manual will specify the correct ratio and type.
Brake Fluid Type:
DOT 4 hydraulic brake fluid.
Transmission Oil:
Specific transmission oil or shared engine oil depending on engine design. Manual will specify.
Common Wear Items:
Clutch plates, wheel bearings, steering head bearings, fork seals, chain and sprockets are common wear items on off-road motorcycles of this era.
Carburetor Tuning Sensitivity:
Carburetors can be sensitive to altitude and temperature changes, requiring periodic adjustment. The manual will provide tuning guides.
Cooling System Maintenance:
Proper maintenance of the cooling system is crucial to prevent overheating, especially during demanding off-road use.
Ktm Legacy:
KTM has a strong heritage in off-road motorsports, particularly motocross and enduro, known for performance-oriented machines.
Ktm Offroad Lineup 2000:
The 2000 model year represents a significant period for KTM's development of competitive motocross (SX), cross-country (MXC), and enduro (EXC) motorcycles, often featuring updated engines and chassis.
Manufacturing Origin:
Austria