Vehicle Segment:
High-performance motocross motorcycle
Target Audience:
Motocross racers and enthusiasts seeking peak performance and reliability.
Key Competitors 2010:
KTM 450 SX-F, Yamaha YZ450F, Honda CRF450R, Kawasaki KX450F, Suzuki RM-Z450
Chassis Design:
Steel perimeter frame, known for its stiffness and handling characteristics.
Engine Type:
Liquid-cooled, four-stroke, single-cylinder engine, favored for its tractable power delivery.
Suspension Components:
Premium Marzocchi front forks and Sachs rear shock absorber, offering substantial adjustability.
Engine:
Comprehensive coverage including disassembly, assembly, inspection, and repair of all engine components (cylinder, piston, crankshaft, connecting rod, valves, camshaft, timing system, lubrication system, cooling system).
Fuel System:
Carburetor (Mikuni TMR) adjustment, cleaning, rebuilding, fuel tank, fuel pump, fuel lines.
Transmission:
Gearbox disassembly, inspection, repair, clutch operation, lubrication.
Suspension:
Front fork (Marzocchi Shiver) service, adjustments, seal replacement, rear shock absorber (Sachs) service, linkage maintenance.
Brakes:
Front and rear brake system maintenance, bleeding, caliper service, pad replacement, master cylinder overhaul, brake fluid specifications.
Electrical System:
Ignition system, lighting, battery maintenance, starter system, wiring diagrams, troubleshooting.
Chassis And Frame:
Frame inspection, swingarm maintenance, steering head bearing service.
Wheels And Tires:
Wheel bearing maintenance, spoke tensioning, tire pressure recommendations, tire replacement.
Cooling System:
Radiator maintenance, coolant specifications, fan operation.
Exhaust System:
Exhaust pipe and muffler inspection and maintenance.
Routine Maintenance:
Oil changes, filter replacements, chain adjustment, spark plug inspection/replacement, air filter cleaning/replacement.
Troubleshooting:
Diagnostic procedures for common problems, fault finding charts.
Engine Rebuild:
Step-by-step instructions for complete engine overhaul, including torque specifications and clearances.
Suspension Setup:
Guidance on adjusting suspension sag, rebound, and compression damping for various riding conditions.
Electrical Diagnostics:
Detailed wiring diagrams and troubleshooting steps for electrical faults.
Clutch Adjustment:
Proper procedure for adjusting clutch cable and lever play.
Carburetor Tuning:
Jetting recommendations and adjustments for optimal performance.
Depth:
Comprehensive, suitable for both novice mechanics and experienced technicians. Covers everything from basic checks to complete engine and transmission rebuilds.
Engine Type:
Four-stroke, liquid-cooled, single-cylinder
Bore X Stroke:
97 mm x 60.8 mm
Compression Ratio:
12.4:1
Valve Train:
SOHC, 4 valves
Lubrication System:
Wet sump, with dedicated oil cooler
Horsepower Estimated:
Approx. 50-55 HP (at crankshaft)
Torque Estimated:
Approx. 30-33 lb-ft (at crankshaft)
Carburetor:
Mikuni TMR D40 flat slide carburetor
Fuel Type:
Unleaded gasoline, minimum 91 octane
Cooling Type:
Liquid-cooled
Coolant Type:
Ethylene glycol based antifreeze (50% mixture) - refer to manual for specific type.
Length:
Approximately 2170 mm (85.4 in)
Width:
Approximately 800 mm (31.5 in)
Height:
Approximately 1290 mm (50.8 in)
Wheelbase:
Approximately 1480 mm (58.3 in)
Ground Clearance:
Approximately 355 mm (14.0 in)
Dry Weight:
Approximately 105 kg (231.5 lbs)
Fuel Tank Capacity:
8.5 Liters (2.25 US gal)
Front Wheel Size:
21 x 1.60
Rear Wheel Size:
19 x 2.15
Front Tire Size:
80/100-21
Rear Tire Size:
110/90-19
Wheel Bolt Pattern:
N/A (Spoked wheels with axle mounting)
Infotainment System:
N/A (Motocross motorcycle, no infotainment system)
Assistance Systems:
N/A (Motocross motorcycle, no electronic rider aids like ABS or traction control are standard)
Connectivity Features:
N/A (Motocross motorcycle, no electronic connectivity features)
Ignition System:
Digital CDI ignition system for precise spark timing.
Engine Oil Change:
Every 15-20 hours of riding or as recommended by manual, depending on riding conditions.
Oil Filter Replacement:
Concurrent with engine oil changes.
Air Filter Cleaning:
Frequently, especially after dusty rides. Replacement as needed.
Spark Plug Inspection:
Every 20-30 hours of riding.
Chain Lubrication And Adjustment:
After every few rides, and as needed for tension.
Engine Oil Type:
Refer to manual for specific viscosity (e.g., 10W-40 or 15W-50) and API classification (e.g., SG or higher) for four-stroke motorcycle engines.
Engine Oil Capacity:
Refer to manual, typically around 1.0-1.2 liters.
Brake Fluid:
DOT 4 or DOT 5.1 recommended (refer to manual for precise specification).
Common Wear Items:
Clutch plates, piston rings, valve guides, wheel bearings, and fork seals are common wear items in high-performance motocross bikes.
Suspension Maintenance:
Regular fork seal and bushing maintenance is crucial to prevent leaks and maintain performance.
Carburetor Cleaning:
Periodic cleaning and jetting checks are advised due to the nature of fuel and potential for debris.
Brand Origin:
Husqvarna Motorcycles has a long history dating back to Sweden in the early 20th century, initially as a firearms manufacturer, then diversifying into motorcycles, renowned for off-road performance.
Tc Series Development:
The TC line represents Husqvarna's commitment to competitive motocross bikes, with continuous development focused on engine performance, chassis dynamics, and suspension technology.
Manufacturing Location:
Italy (under previous ownership structures)
Model Year Focus:
2010 model represents an evolution of the previous generation, incorporating refinements based on racing feedback.
