🏷️ Basic Information

Make:

Husaberg

Model:

FS 650

Year:

2004

Product Type:

Parts Manual

Product Name:

Husaberg 450 650 FE FS 2004 Parts Manual

👋 Introduction

Market Segment:

High-performance off-road motorcycles (Enduro and Supermoto).

Competitors 2004:

KTM EXC/SX, Husqvarna TE/SM, Yamaha WR/YZ-F, Honda CRF, Suzuki DR-Z/RM-Z, Kawasaki KX-F.

Brand Philosophy:

Husaberg was known for its focus on pure performance, often using innovative Austrian engineering and a distinctive design. Primarily targeting experienced riders and racers.

Model Orientation:

FE (Four-stroke Enduro) and FS (Four-stroke Supermoto) models offer distinct off-road and street-legal performance variants.

Manual Purpose:

Essential for owners and technicians to accurately identify and source replacement parts for the engine of the 2004 Husaberg FE/FS 450/650 models.

📋 Manual Details

Engine Coverage:

Complete engine assembly, including internal components, fuel system, ignition, and cooling.

Estimated Page Count:

Variable (Parts Manuals often contain hundreds of detailed diagrams and part listings. Estimated 200-300 pages for comprehensive coverage).

Manual Type:

Parts Manual / Illustrated Parts Catalog

Language:

English

Format:

Digital (PDF) - typically provided for ease of searching and printing.

📖 Manual Coverage

Engine Internals:

Cylinder head, valves, camshafts, crankshaft, connecting rods, pistons, rings, timing components.

Fuel System:

Carburetor (likely Keihin FCR for this era/model), fuel pump (if applicable), fuel lines, filters.

Ignition System:

Ignition coil, CDI unit, spark plug, wiring harness.

Cooling System:

Radiator, coolant hoses, water pump, thermostat.

Exhaust System:

Exhaust header pipe, muffler, associated gaskets and hardware.

Part Identification:

Detailed exploded diagrams with corresponding part numbers for all engine components.

Assembly Disassembly Guidance:

Implicitly guides assembly and disassembly through clear visual representation of part order and relationships.

Troubleshooting Support:

Facilitates troubleshooting by enabling accurate identification of worn or damaged parts.

Technical Depth:

Intermediate to Advanced (Focuses on part identification and sourcing for repair and maintenance, assumes user has mechanical knowledge. Does not typically include step-by-step repair procedures like a service manual).

📊 Manual Specifications

Digital File Format:

PDF

Searchability:

Likely searchable text, allowing for quick part number lookups.

Print Quality:

High-resolution diagrams suitable for printing.

Binding Type:

N/A (Digital product)

Paper Type:

N/A (Digital product)

⚙️ Engine Specifications

Engine Type:

Four-stroke

Engine Configuration:

Single-cylinder (SOHC or DOHC depending on specific variant, but typically SOHC for this era).

Displacement 450:

Approximately 450cc (exact figures may vary based on bore/stroke). Commonly around 449cc.

Displacement 650:

Approximately 650cc (exact figures may vary based on bore/stroke). Commonly around 628cc.

Horsepower Estimate 450:

Estimated 45-55 HP (peak, depending on tuning and model variant).

Horsepower Estimate 650:

Estimated 55-65 HP (peak, depending on tuning and model variant).

Torque Estimate 450:

Estimated 35-40 lb-ft (peak).

Torque Estimate 650:

Estimated 45-50 lb-ft (peak).

Fuel Delivery:

Carbureted (likely Keihin FCR flatslide carburetor).

Carburetor Size Estimate 450:

Typically 39mm or 41mm.

Carburetor Size Estimate 650:

Typically 41mm or 43mm.

Ignition Type:

Digital CDI (Capacitor Discharge Ignition).

Cooling Method:

Liquid-cooled.

🔧 Transmission

Transmission Type:

Constant mesh, sequential gearbox.

Number Of Gears:

Typically 5 or 6 speeds.

Clutch Type:

Wet, multi-plate clutch.

Final Drive:

Chain drive.

📐 Dimensions

Frame Type:

Steel or Aluminum perimeter frame (depending on model variant and year). Likely steel for 2004.

Dry Weight Estimate 450:

Approximately 105-115 kg (231-254 lbs).

Dry Weight Estimate 650:

Approximately 115-125 kg (254-276 lbs).

Wheel Size Front Fe:

21 inch (Enduro).

Wheel Size Front Fs:

17 inch (Supermoto).

Wheel Size Rear Fe:

18 inch (Enduro).

Wheel Size Rear Fs:

17 inch (Supermoto).

Bolt Pattern:

Not directly applicable to motorcycle wheels in the same way as cars, but hub and spoke count are key identifiers.

🛡️ Safety Features

Safety Standards Motorcycle:

Motorcycles of this era do not undergo standardized crash test ratings like automobiles. Safety is inherent in design and rider skill.

Braking System Front:

Hydraulic disc brake (likely Brembo or similar high-performance component).

Braking System Rear:

Hydraulic disc brake.

Suspension Type Front:

Upside-down (USD) telescopic forks (e.g., WP).

Suspension Type Rear:

Monoshock with linkage system.

💡 Technology Features

Infotainment System:

N/A (Motorcycles of this era are performance-focused and do not feature typical automotive infotainment systems).

Rider Assistance Features:

None (Focus on rider input and control).

Connectivity Features:

None.

Dashboard Features:

Analog tachometer, speedometer, basic indicator lights (oil pressure, neutral, turn signals).

🔧 Maintenance

Oil Change Interval:

Typically every 15-20 engine hours for aggressive off-road use, or as per owner's manual recommendations.

Air Filter Cleaning:

Frequent cleaning/replacement recommended (every few rides or as conditions dictate).

Spark Plug Replacement:

Every 50-100 engine hours, or based on inspection.

Engine Oil Type:

High-quality motorcycle-specific 4-stroke engine oil, often JASO MA certified. Viscosity typically 10W-40 or 10W-50.

Engine Oil Capacity:

Approximately 1.5 - 1.8 liters (check manual for precise capacity).

Coolant Type:

Ethylene glycol-based antifreeze coolant, typically a 50/50 mix with distilled water.

Brake Fluid Type:

DOT 4 hydraulic brake fluid.

Common Wear Items:

Piston rings, valve seals, timing chain tensioner, clutch plates, wheel bearings, fork seals.

Carburetor Tuning:

Keihin FCR carburetors can require meticulous tuning for optimal performance across varying conditions.

Engine Vibration:

Large single-cylinder engines can produce significant vibration; proper maintenance of counterbalancers (if equipped) and mounting points is crucial.

Cooling System Maintenance:

Regular coolant flushes and inspection of hoses for leaks are important to prevent overheating.

📚 Vehicle History

Founding:

Husaberg was founded in 1988 in Sweden, with a focus on high-performance off-road motorcycles.

Ownership Changes:

Acquired by the KTM Group in 1995, which significantly influenced its design and manufacturing processes. The brand was eventually retired in 2014.

2004 Models:

The 2004 FE/FS 450 and 650 models represented a significant iteration of Husaberg's single-cylinder performance lineup, benefiting from KTM's engineering input.

Manufacturing Location:

Likely produced in Sweden or Austria (depending on the specific year and KTM influence).

🏆 Awards & Recognition

Motorcycle Reviews:

While specific awards for the 2004 models might be scarce, Husaberg was generally well-regarded in performance off-road media for its potent engines and handling characteristics, often praised for their raw power delivery.