🏷️ Basic Information Identification Make: Husqvarna Model: 250 CR Model Variant: 400 CR Year: 1969 Codes Product Type: Parts Catalogue 👋 Introduction Market Position Target Audience: Husqvarna motorcycle owners, enthusiasts, mechanics, and parts suppliers for the 1969 250/400 CR models. Competitive Analysis Value Proposition: Provides essential part identification and ordering information for classic competition motorcycles, crucial for maintenance and restoration. Key Features Essential Resource: Indispensable for owners of these specific Husqvarna models to source correct original or replacement parts. Avoiding Errors: Helps prevent incorrect part purchases, saving time and money. Repair Confidence: Empowers users to undertake their own maintenance and repairs with accurate part knowledge. 📋 Manual Details Coverage Areas Comprehensive Coverage: Yes Specific Components: Engine, chassis, suspension, brakes, electrical system, bodywork, exhaust, fuel system, wheels, tires, accessories. Page Count Estimated Page Count: Varies by specific edition, but typically 100-250 pages for this era and type of catalogue. Manual Type Primary Manual Type: Parts Catalogue Secondary Manual Types Indicated: Service Manual, Repair Manual, Owner's Manual (as suggested by tags for general usefulness) Language Language: English Format Digital Format: PDF 📖 Manual Coverage Systems Covered Engine Components: Cylinder, piston, crankshaft, connecting rod, valves, camshaft, ignition system components, carburetor components, cooling system components (air-cooled), exhaust system components. Chassis And Frame: Frame construction, steering head, swingarm, linkages. Suspension: Front forks (telescopic), rear shock absorbers/springs, mounting hardware. Braking System: Front and rear brake mechanisms (likely drum brakes for this era), brake shoes, drums, levers, cables. Electrical System: Lighting components, ignition coil, wiring harnesses, switches, possibly magneto/generator details. Fuel And Exhaust: Fuel tank, carburetor, exhaust pipe, muffler. Wheels And Tires: Rims, spokes, hubs, tires, tubes, sprockets. Procedures Included Part Identification: Detailed exploded diagrams for accurate part identification and ordering. Part Number Reference: Crucial for ordering correct replacement parts. Assembly Disassembly Hints: Implied through exploded views, assisting in correct reassembly. Technical Depth Depth Level: Component-level identification and referencing for maintenance and repair. Diagnostic Support: Limited to identifying correctly functioning parts versus failed components. Repair Instructions: None explicitly, as this is a parts catalogue, not a service manual. However, it informs the user about what parts are needed for repairs. 📊 Manual Specifications File Format Digital File Type: PDF Searchability: Typically searchable if OCR processed. Print Quality Print Option: Printable pages for individual sections or the entire manual. Binding Type Physical Binding Type: N/A (Digital Format) Paper Type Physical Paper Type: N/A (Digital Format) Delivery Delivery Method: Instant download after payment. Guarantee Satisfaction Guarantee: 30-day money-back guarantee. ⚙️ Engine Specifications Primary Engine Engine Type: Two-stroke, single-cylinder (typical for Husqvarna CR models of this era). Displacement 250: Approximately 250cc (exact specifications vary by year and specific sub-model). Displacement 400: Approximately 400cc (exact specifications vary by year and specific sub-model). Cooling System: Air-cooled Performance Horsepower Estimate 250: Estimated 25-35 HP (performance was typically high for racing variants). Horsepower Estimate 400: Estimated 35-45 HP (performance was typically high for racing variants). Fuel System Carburetion: Single carburetor (e.g., Bing, Dell'Orto, Mikuni - specific brand and size dependent on exact model variant). Fuel Type: Gasoline mixed with two-stroke oil. 🔧 Transmission Standard Transmission Type: Constant-mesh, sequential gearbox (typically 5-speed or 6-speed). Optional Optional Gearboxes: N/A for this era and model type; variations would be internal ratio changes. Features Clutch Type: Wet multi-plate clutch. 📐 Dimensions Exterior Wheelbase: Varies, but typically around 55-58 inches for competition bikes of this era. Seat Height: Varies, typically designed for rider control during off-road use. Weights Dry Weight: Approximately 230-260 lbs (lightweight for competition). 🛡️ Safety Features Ratings Crash Safety Ratings: N/A for competition motorcycles of this era. Active Features Braking System: Drum brakes front and rear, requiring manual adjustment and proper maintenance for effective stopping. Passive Features Frame Construction: Steel tubing frame providing structural integrity. 💡 Technology Features Infotainment Infotainment System: N/A (Purely mechanical motorcycle). Driver Assistance Electronic Aids: None. Connectivity Connectivity Features: None. 🔧 Maintenance Service Intervals Spark Plug Replacement: Variable, typically every 1,000-2,000 miles or as needed based on performance; frequent checks required for two-strokes. Air Filter Cleaning: Frequent cleaning is crucial, especially in dusty off-road conditions (e.g., every 500-1000 miles or monthly). Chain And Sprockets: Regular cleaning, lubrication, and adjustment (every few hundred miles or as needed). Fluid Specifications Two Stroke Oil Mix: Refer to specific manual for recommended oil type and ratio (e.g., 20:1 or 25:1 with high-quality two-stroke oil). Gearbox Oil: Refer to manual for specific oil type and viscosity (e.g., SAE 80W/90 or similar). Known Issues Ignition System Reliability: Points and condenser ignition can require regular adjustment and maintenance. Coil and plug reliability can be variable. Carburetor Tuning: Two-stroke carburetors often require frequent tuning due to atmospheric conditions and engine wear. Clutch Wear: Clutch plates can wear over time, especially under aggressive use, requiring periodic replacement. Suspension Seals: Fork and shock seals can degrade over time, leading to leaks and...