Segment:
Off-road motorcycle (Enduro/Motocross)
Competitors:
KTM, Yamaha (YZ series), Honda (CR series), Suzuki (RM series), Kawasaki (KX series) in the 125cc off-road segment of the era.
Manual Utility:
Essential for owners and mechanics to accurately identify and source replacement parts, ensuring correct fitment and maintaining the integrity of the motorcycle.
Brand Heritage Context:
Husqvarna has a long and storied history in off-road motorsport, known for its robust and competitive machines.
Engine Components:
Cylinder, piston, crankshaft, connecting rod, valves, camshaft, carburetor, exhaust system, ignition system components.
Transmission Components:
Gear sets, clutch components, shift mechanism, kickstarter mechanism, drive sprocket, chain.
Chassis Components:
Frame, swingarm, rear shock absorber, front fork components, steering head bearings, wheels, hubs, spokes, brake system components (calipers, discs, master cylinders), footpegs, handlebars.
Electrical Components:
Wiring harness, lighting (headlight, taillight, turn signals), battery, ignition coil, stator, regulator/rectifier, switches.
Bodywork And Plastics:
Fuel tank, seat, fenders, side panels, chain guard, airbox components.
Part Identification:
Detailed diagrams with exploded views for accurate identification of all parts.
Part Number Reference:
Cross-referencing of part numbers for ordering genuine Husqvarna replacements.
Assembly Order:
Visual representation of how components fit together, aiding in correct assembly.
Depth:
High. Focuses on specific part numbers, diagrams, and component relationships, essential for accurate parts ordering and replacement.
Engine Type:
2-stroke, single-cylinder
Bore X Stroke:
Typically around 54 mm x 54.5 mm for 125cc Husqvarna engines of this era.
Cooling System:
Liquid-cooled
Induction:
Carburetor (likely a Mikuni VM series)
Horsepower:
Estimated 30-35 HP at peak RPM (varies by tuning and specific model variant).
Torque:
Not typically specified in parts catalogues, but crucial for off-road performance.
Fuel Type:
Unleaded gasoline with 2-stroke oil pre-mix.
Carburetor Size:
Likely 34-36mm carburetor for this displacement and application.
Top End Rebuild:
Variable based on usage, but typically recommended every 50-100 hours of hard use for a 125cc 2-stroke.
Oil Change Transmission:
Recommended every 10-20 hours or as per specific lubrication needs.
Spark Plug Inspection:
Regular inspection and cleaning, replacement as needed (e.g., every 10-20 hours).
Transmission Oil:
Hypoid gear oil, API GL-4 or GL-5, viscosity SAE 80W/90 is common.
Coolant:
Ethylene glycol based antifreeze mixture with distilled water (typically 50/50).
Brake Fluid:
DOT 4 hydraulic brake fluid.
Common Wear Items:
Piston rings, clutch plates, wheel bearings, steering head bearings, swingarm bushings, fork seals.
Carburetion Tuning:
2-stroke carburetors can be sensitive to altitude and temperature changes, requiring periodic adjustment.
Exhaust Port Fouling:
Can occur with incorrect fuel/oil mixture or engine running too rich, affecting performance.
Foundation:
Founded in Sweden in 1903.
Motorsport Focus:
Long history of success in motocross, enduro, and trials competitions.
Wxc Wxe Series:
Represents Husqvarna's competitive offerings in the 125cc off-road segment during the mid-1990s, designed for performance and durability in demanding conditions.
Manufacturing Location:
Likely manufactured in Sweden or Italy during this period.
Motorsport Success:
Husqvarna motorcycles of this era were competitive in national and international off-road events, reflecting their engineering and design.
Owner Satisfaction:
Subjective and depends on maintenance, but generally known for robust performance in their class.
Design Standards:
Designed to meet off-road racing standards for durability and performance.