Segment:
Entry-level to intermediate motocross/off-road competition.
Competitors:
KTM 65 SX, Yamaha YZ65, Kawasaki KX65, Suzuki RM65.
Target Audience:
Young riders transitioning from pit bikes or entering organized racing. Parents and mechanics responsible for maintenance and repair.
Manual Value Proposition:
Provides essential technical knowledge directly from the manufacturer, enabling comprehensive maintenance and repair, reducing reliance on external services.
Engine Mechanical:
Detailed disassembly, assembly, inspection, and repair of the engine components (cylinder, piston, crankshaft, connecting rod, bearings, seals, gaskets).
Fuel System:
Carburetor adjustment, cleaning, and rebuilding; fuel line inspection and replacement.
Cooling System:
Details on radiator, coolant, water pump, and related components (though the CR65 is primarily air-cooled, some systems may still be relevant for related components).
Ignition System:
Spark plug specifications, ignition timing, CDI unit information, and related wiring diagrams.
Transmission And Drivetrain:
Gearbox disassembly, inspection, and repair; clutch operation and adjustment; chain and sprocket maintenance.
Suspension System:
Front fork servicing (oil changes, seal replacement), rear shock absorber maintenance, and linkage lubrication.
Braking System:
Front and rear brake caliper servicing, master cylinder maintenance, brake pad replacement, brake fluid bleeding, and hose inspection.
Electrical System:
Wiring diagrams, component identification (lights, horn, etc. if applicable), battery maintenance, and troubleshooting electrical faults.
Frame And Bodywork:
Chassis inspection, handlebar replacement, seat servicing, plastic fairing removal and installation, and peg maintenance.
Scheduled Maintenance:
Routine checks, lubrication points, filter replacements, and general upkeep advice.
Troubleshooting:
Diagnostic flowcharts and step-by-step guides for common problems and symptoms.
Disassembly And Assembly:
Detailed instructions for removing, inspecting, and reinstalling all major components.
Cleaning And Lubrication:
Specific procedures and recommended lubricants for various parts.
Rebuilding:
Comprehensive instructions for overhauling key components such as the engine and transmission.
Diagnostics:
Methods for identifying and diagnosing mechanical and electrical issues.
Depth:
In-depth technical information suitable for both experienced mechanics and dedicated enthusiasts. Covers detailed specifications, tolerances, and torque values for precise repair and maintenance.
Type:
Two-stroke, single-cylinder
Bore X Stroke:
43 mm x 43 mm (Typical for this class, specific values in manual)
Cooling:
Liquid-cooled (for cylinder head and barrel)
Horsepower:
Approx. 14-16 HP (varies with tuning and specifications, refer to manual for exact figures)
Torque:
Not typically a primary spec advertised for this class, but detailed within the manual.
Carburetor Type:
Keihin PWK 28 (common for this model, confirm in manual)
Fuel Type:
Unleaded gasoline with two-stroke oil mixture (e.g., 50:1 ratio, consult manual for exact ratio)
Ignition Type:
Digital CDI
Oil Change Engine:
Every 5-10 hours of riding, or as specified for transmission fluid if separate.
Air Filter Cleaning:
After every few rides, or more frequently in dusty conditions.
Spark Plug Check:
Every 10-20 hours of riding.
Chain Maintenance:
Lubrication and tension adjustment after every ride.
Transmission Oil:
Specific SAE 10W/30 or 10W/40 transmission oil. Consult manual for exact specification and brand recommendation (e.g., Motorex).
Coolant:
Ethylene glycol-based coolant mixed with distilled water (50/50 ratio). Consult manual for specific type and capacity.
Fork Oil:
Specific viscosity and type of suspension fluid (e.g., KYB Fork Oil 01, SAE 5W). Consult manual for exact specification and quantity per leg.
Common Wear Items:
Clutch plates, piston rings, spark plugs, chain and sprockets, brake pads, wheel bearings, fork seals, and air filters are common wear items requiring regular replacement on this model.
Carburetor Tuning:
Carburetor jetting may require adjustment based on altitude, temperature, and modifications. The manual provides guidance on this.
Heritage:
Husqvarna is one of the oldest motorcycle manufacturers, with a rich history in off-road and motocross racing, originating from Sweden.
Generation:
The CR 65 has been a staple in Husqvarna's youth motocross lineup, evolving with chassis and engine updates to remain competitive in its class.
Manufacturing Location:
Typically manufactured in Italy under KTM ownership during this period.
