Category:
High-Performance Off-Road Motorcycles
Positioning:
Competitive racing and performance-oriented off-road riding
Competitors:
Yamaha YZ/WR series, Honda CR/XR series, Suzuki RM/DR series, Kawasaki KX/KLX series
Manual Value Proposition:
Empowers owners to perform complex maintenance and repairs, saving on professional service costs and downtime.
Vehicle Strengths Implied:
Robust performance, specialized off-road capabilities across various engine displacements.
Primary Focus:
Repair and Maintenance
Target Audience:
Professional Technicians and DIY Mechanics
Estimated Page Count:
Comprehensive (exact count not specified, but implied to be extensive)
Type:
Repair Service Manual, Factory Service Manual, Workshop Manual
Delivery Method:
Instant Download
Compatibility:
All Versions of Windows & Mac
Software Requirements:
Adobe PDF Reader & WinZip
Engine Mechanical:
Complete overhaul, top-end, bottom-end, piston, rings, valves, crankshaft, camshaft, timing
Fuel System:
Carburetor service (cleaning, adjustment, jetting), fuel pump, fuel lines
Ignition System:
Spark plugs, ignition coils, CDI unit, timing
Cooling System:
Radiator, coolant, thermostat, water pump
Exhaust System:
Exhaust pipe, muffler, heat shields
Transmission:
Clutch (operation, adjustment, replacement), gearbox, shift mechanism
Drivetrain:
Chain, sprockets, wheel hub maintenance
Suspension Front:
Fork (disassembly, oil change, seal replacement, damping adjustments), steering head bearings
Suspension Rear:
Shock absorber (rebuild, adjustments), linkage system, swingarm bearings
Brakes Front:
Brake caliper service, master cylinder, brake lines, rotor, pads
Brakes Rear:
Brake caliper service, master cylinder, brake lines, rotor, pads
Wheels Tires:
Spoke tensioning, wheel bearing maintenance, tire changes
Electrical System:
Wiring diagrams, battery, lighting, charging system, troubleshooting electrical faults
Frame Bodywork:
Chassis inspection, subframe, plastic panels, seat, tank removal and installation
Maintenance:
Regular service checks, oil changes, filter replacements, lubrication points
Disassembly:
Step-by-step instructions for removing components
Assembly:
Step-by-step instructions for reinstalling components
Repair:
Detailed repair procedures for all major systems
Troubleshooting:
Diagnostic procedures for common problems and fault finding
Cleaning:
Proper cleaning methods for various parts
Specifications:
Torque values, clearances, fluid capacities, electrical values
Depth:
Comprehensive, covering full rebuilds and advanced diagnostics
Bore Stroke Ranges:
Varies by displacement (e.g., 250cc, 400cc, 450cc, 520cc, 525cc)
Horsepower Torque:
Specific figures vary by model and displacement; detailed in manual.
Carburetion:
Mikuni Carburetors (common for this era, specific model to be detailed in manual)
Ignition Type:
CDI (Capacitor Discharge Ignition)
Oil Change Interval:
Typically every 10-20 hours of riding or annually. Specifics in manual.
Air Filter Cleaning:
Frequent cleaning recommended, especially in dusty conditions. Specific interval in manual.
Valve Check Interval:
Typically every 20-40 hours of riding. Specific interval in manual.
Engine Oil:
Specific viscosity grade (e.g., SAE 10W-40 or 20W-50) and API rating, typically semi-synthetic or full-synthetic. Refer to manual for exact specification.
Fork Oil:
Specific viscosity (e.g., SAE 5W or 7.5W) and type (mineral or synthetic). Refer to manual for exact specification.
Coolant:
Ethylene glycol-based antifreeze mixed with distilled water (50/50 ratio). Refer to manual for exact specification.
Brake Fluid:
DOT 4 or DOT 5.1. Refer to manual for exact specification.
Clutch Fluid:
Mineral oil or DOT fluid depending on the hydraulic system. Refer to manual for exact specification.
Common Wear Items:
Clutch plates, piston rings, valve guides, wheel bearings, steering head bearings, fork seals, swingarm bearings.
Carburetor Tuning:
Can be sensitive to altitude and temperature changes; requires proper jetting for optimal performance.