Vehicle Segment:
High-performance Enduro Motorcycle
Target Audience:
Enthusiast riders, off-road racers, and dedicated adventure riders seeking peak performance and reliability in extreme conditions.
Competitors 2008:
Yamaha WR450F, Honda CRF450X, Suzuki RMX450Z, Kawasaki KX450F (off-road variants)
Six Days Edition Benefits:
Special edition features often include enhanced suspension, specific engine tuning, unique graphics, premium components like factory triple clamps, skid plates, and often a more robust wheelset, signifying a ready-to-race package.
Engine:
Engine Assembly, Disassembly, Reassembly, Lubrication System, Cooling System, Fuel System (Carburetion), Ignition System, Exhaust System, Top End (Cylinder, Piston, Valves), Bottom End (Crankshaft, Connecting Rod, Bearings)
Transmission:
Gearbox Operation, Clutch Service, Gear Shifting Mechanism, Transmission Bearings and Seals
Chassis:
Frame Inspection and Repair, Suspension (Front and Rear Fork, Shock Absorber), Steering System (Headstock Bearings, Triple Clamps), Wheels and Tires, Swingarm and Linkage System
Brakes:
Hydraulic Brake System (Front and Rear), Brake Caliper Service, Master Cylinder Service, Brake Fluid Specifications, Bleeding Procedures, Pad and Rotor Replacement
Electrical:
Wiring Diagrams, Lighting System, Ignition Coil, Spark Plug, Battery Maintenance, Charging System, Starter Motor, Instrument Panel Functions
Fuel And Emission:
Carburetor Tuning and Rebuilding (e.g., Keihin FCR), Jetting Specifications, Fuel Tank and Lines, Emission Control Systems (if applicable)
Bodywork:
Plastic Panels, Seat, Handlebars, Footpegs, Graphics and Decals (Six Days specific)
Maintenance:
Oil Change Intervals, Oil Filter Replacement, Air Filter Cleaning/Replacement, Chain Adjustment and Lubrication, Spark Plug Replacement, Valve Clearance Checks and Adjustment, Brake Pad Inspection, Tire Pressure Checks
Troubleshooting:
Diagnostic Flowcharts for Common Issues (e.g., starting problems, poor performance, electrical faults), Symptom-based Diagnosis
Repair:
Complete Engine Overhaul, Transmission Rebuild, Suspension Rebuild (Fork Seals, Bushings, Shock Service), Carburetor Rebuild, Brake System Overhaul, Electrical Component Replacement, Frame Straightening (if applicable)
Torque Specifications:
Detailed Torque Values for all Fasteners and Components
Depth:
Comprehensive, from basic rider maintenance to complete engine and chassis rebuilds, suitable for both experienced DIY mechanics and professional technicians.
Engine Type:
Four-stroke, Single Cylinder
Bore X Stroke:
95 mm x 63.4 mm
Cooling System:
Liquid-cooled
Valve Train:
SOHC, 4 Valves
Horsepower Approximate:
50+ HP (Varies with tuning and exhaust)
Torque Approximate:
45+ Nm (Varies with tuning and exhaust)
Carburetor Model:
Keihin FCR 39 MX
Fuel Type:
Unleaded Gasoline (95 RON recommended)
Ignition System:
Digital CDI (Magneto Ignition)
Oil Type:
SAE 10W/40 or 10W/50, JASO MA/MA2 certified motorcycle oil
Oil Capacity W Filter Change:
Approx. 1.2 Liters
Engine Variant:
LC4 (Single Cylinder Engine Architecture)
Safety Standards:
Designed for off-road use; not road-legal in many jurisdictions without modifications and homologation. Safety ratings typical for dirt bikes focusing on structural integrity under stress.
Braking System:
Hydraulic Disc Brakes (Front and Rear), Brembo components typically used.
Suspension Damping:
Adjustable front forks and rear shock absorber for damping and preload.
Frame Construction:
High-strength Chromoly Steel Trellis Frame
Handguards:
Standard fitment for rider hand protection.
Oil Change Interval:
Every 10-15 hours of riding or annually (refer to manual for specific race vs. trail use)
Air Filter Cleaning:
Every 5-10 hours of riding or as needed, especially in dusty conditions.
Valve Clearance Check:
Every 20-30 hours of riding or annually.
Chain Maintenance:
Clean and lubricate every 5-10 hours of riding.
Engine Oil Specification:
SAE 10W/40 or 10W/50, JASO MA/MA2
Brake Fluid Specification:
DOT 4
Coolant Specification:
Ethylene glycol-based coolant with corrosion inhibitors (50/50 mix with distilled water recommended)
Fork Oil Type:
Specific suspension fluid viscosity (e.g., WP Suspension Fork Oil 5W or 7.5W - consult manual)
Common Wear Items:
Clutch plates, brake pads, chain and sprockets, fork seals, wheel bearings, steering head bearings are common wear items on high-performance off-road bikes.
Carburetor Jetting:
Carburetor jetting may require adjustment based on altitude, temperature, and modifications (e.g., exhaust, airbox).
Engine Vibration:
Single-cylinder engines can produce vibration; proper maintenance and component wear are critical.
Ktm Offroad Legacy:
KTM has a long and successful history in off-road racing, including numerous Dakar Rally and motocross championships. This heritage informs the design and performance of their EXC-R models.
Exc Series Development:
The EXC series has evolved from earlier models, with the R designation often indicating a more race-oriented or 'Ready to Race' specification. The 2008 model represents a refinement of KTM's potent 450cc off-road platform.
Manufacturing Location:
Austria (KTM AG)
Six Days Origin:
The 'Six Days' designation commemorates KTM's participation and success in the International Six Days Enduro (ISDE), the oldest off-road motorcycle team event in the world.
Offroad Magazine Reviews:
KTM EXC models consistently received high praise from off-road publications for their power, handling, and build quality in the late 2000s.
Performance Ratings:
Generally rated as a top-tier enduro machine for its class, offering competitive performance against its Japanese rivals.
Emissions Certification:
Meets Euro III emissions standards where applicable, though often sold in off-road configurations.
