🏷️ Basic Information

Make:

Husaberg

Model:

FE/FS 450/650

Model Variant:

FE (Enduro), FS (Supermoto)

Year:

2004

Engine Code 450:

Likely single-cylinder, four-stroke (specific code not provided in product info, common for performance engines)

Engine Code 650:

Likely single-cylinder, four-stroke (specific code not provided in product info, common for performance engines)

👋 Introduction

Market Position:

Husaberg motorcycles, particularly in the early 2000s, occupied a niche segment focused on high-performance off-road and supermoto applications. They were known for their powerful engines and robust, purpose-built designs, often appealing to experienced riders seeking a competitive edge.

Competition:

Competed with other European manufacturers like KTM (which eventually acquired Husaberg), Husqvarna, and select Japanese brands in the enduro and supermoto classes. Husabergs were often seen as a more 'hardcore' or specialist alternative.

Key Features Vehicle:

Powerful single-cylinder engines, advanced suspension systems, lightweight chassis designs, and the distinct Swedish engineering heritage (prior to KTM acquisition in 2010). The FE models were pure enduro, while the FS models were factory-built supermotos.

📋 Manual Details

Coverage:

Comprehensive parts listing for 2004 Husaberg FE/FS 450 and 650 models.

Page Count:

Estimated 100-200 pages (typical for a parts list manual of this era for multiple variants).

Manual Type:

Parts List Manual / Parts Catalog.

Language:

English (presumed, standard for global markets).

Format:

Likely printed manual or a PDF digital version.

📖 Manual Coverage

Systems:

Engine (internal components, cylinder head, crankshaft, piston, valve train), Fuel System (carburetor, fuel pump, fuel lines), Ignition System (coil, spark plug, CDI), Exhaust System, Cooling System (radiator, fan, hoses), Transmission (gearbox components, clutch), Chassis (frame, subframe), Suspension (forks, shock absorber, linkages), Brakes (calipers, discs, master cylinders, lines), Wheels & Tires, Electrical System (wiring harness, battery, lighting), Bodywork (plastics, seat, fuel tank), Controls (handlebars, levers, footpegs), Accessories.

Procedures:

Identification of specific OEM part numbers for replacement and assembly. Diagrammatic representation of component relationships. Basic assembly order for specific component groups. Not a repair or service manual, therefore does not include detailed repair procedures, diagnostic steps, or torque specifications.

Depth:

Parts identification and referencing. Highly detailed exploded views of all major assemblies and sub-assemblies. Crucial for ordering correct replacement parts and understanding component interdependencies.

📊 Manual Specifications

File Format Digital:

PDF (if digital), with searchable text and high-resolution imagery. Printable pages.

Print Quality Physical:

Professionally printed on durable paper stock, suitable for workshop environments. Clear, high-resolution diagrams and legible text.

Binding Type Physical:

Comb binding or saddle-stitched for ease of use, allowing the manual to lie flat.

Paper Type Physical:

Matte or semi-gloss paper to reduce glare in workshop lighting, with sufficient thickness to withstand frequent handling.

⚙️ Engine Specifications

Engine Type 450:

4-stroke, single-cylinder, liquid-cooled.

Engine Type 650:

4-stroke, single-cylinder, liquid-cooled.

Bore X Stroke 450:

Exact bore/stroke not in product info, but typical for this era around 95mm x 63.4mm.

Displacement 450:

Approximately 450cc.

Horsepower 450:

Estimated 50-55 HP (highly dependent on tuning and model variant).

Bore X Stroke 650:

Exact bore/stroke not in product info, but typical for this era around 100mm x 80mm.

Displacement 650:

Approximately 650cc.

Horsepower 650:

Estimated 60-65 HP (highly dependent on tuning and model variant).

Fuel Delivery 450:

Carburetor (likely Keihin FCR 39 or similar performance carb).

Fuel Delivery 650:

Carburetor (likely Keihin FCR 41 or similar performance carb).

Ignition System:

Digital CDI with electronic ignition.

Lubrication System:

Wet sump (most likely for this era off-road platform).

🔧 Transmission

Transmission Type:

6-speed constant mesh sequential gearbox.

Clutch Type:

Hydraulically actuated wet multi-plate clutch.

Gear Ratios:

Specific gear ratios not provided in product info, but designed for aggressive off-road or supermoto use.

📐 Dimensions

Frame Type:

Chromoly steel or aluminum perimeter frame.

Wheelbase Approx:

Approx. 1470-1500 mm (variable by model year and variant).

Dry Weight Approx 450:

Approx. 105-110 kg.

Dry Weight Approx 650:

Approx. 115-120 kg.

Front Tire Fe:

80/100-21 (typical for enduro).

Rear Tire Fe:

110/100-18 or 140/80-18 (typical for enduro).

Front Tire Fs:

120/70-17 (supermoto size).

Rear Tire Fs:

160/60-17 (supermoto size).

🛡️ Safety Features

Safety Ratings:

As a dedicated off-road/supermoto motorcycle, traditional automotive safety ratings (e.g., NHTSA, Euro NCAP) are not applicable. Safety features are inherent to the design for its intended use.

Active Safety Features:

Powerful disc brakes (dual front, single rear on most models), high-performance suspension for stability and control.

Passive Safety Features:

Robust frame construction. Rider protection is primarily dependent on rider gear.

💡 Technology Features

Infotainment System:

Not applicable. These are minimalist performance motorcycles with no infotainment features.

Driver Assistance Systems:

Not applicable. Focus is on rider control and feedback.

Connectivity Features:

Not applicable.

Instrument Cluster:

Basic digital or analog instrumentation for speed, RPM, odometer, trip meter, and indicator lights.

🔧 Maintenance

Oil Change Interval:

Recommended every 15-20 operating hours or annually, depending on usage severity. Refer to specific service manual for exact recommendations.

Air Filter Cleaning:

Frequent cleaning or replacement recommended, especially in dusty conditions (every 5-10 operating hours).

Valve Clearance Check:

Typically every 40-60 operating hours for performance off-road engines.

Engine Oil Type:

High-quality motorcycle-specific 4-stroke engine oil, SAE 10W-40 or 15W-50, meeting JASO MA/MA2 standards. API SG or higher.

Engine Oil Capacity:

Approx. 1.5-1.7 liters (check dipstick or sight glass).

Coolant Type:

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

Brake Fluid Type:

DOT 4 or DOT 5.1 brake fluid.

Clutch Fluid Type:

DOT 4 or DOT 5.1 brake fluid (if hydraulic clutch).

Common Wear Items:

Piston rings, valve seats, clutch plates, wheel bearings, swingarm bearings, fork seals, and chain/sprockets are common wear items on high-performance off-road motorcycles.

Electrical Gremlins:

Older models can sometimes suffer from aging wiring harness issues, particularly in connectors and grounds due to vibration and exposure to elements.

Carburetor Tuning:

Carburetors may require periodic cleaning and tuning to maintain optimal performance, especially after sitting or with changes in altitude/temperature.

📚 Vehicle History

Brand Origin:

Husaberg was founded in Sweden in 1988 by former Husqvarna engineers. The name 'Husaberg' comes from the Swedish Royal Castle of Husaby.

Model Line Evolution:

The FE and FS lines represented Husaberg's commitment to high-performance off-road (FE - Enduro) and street-legal motard (FS - Supermoto) motorcycles. The 450 and 650 displacements were core offerings, providing strong power across different riding disciplines.

Production Period:

The 2004 models were part of the era before the KTM acquisition in 2010. Husaberg production was based in Sweden during this period.

🏆 Awards & Recognition

Awards Historical:

Husaberg motorcycles have a history of success in various off-road racing disciplines, including enduro and motocross, earning respect from the enthusiast community for their performance capabilities. Specific awards for the 2004 models are not widely documented in general industry publications, but their competitive nature speaks to their recognition.

Independent Ratings:

Contemporary reviews from motorcycle publications of the era would have highlighted their power, handling, and off-road prowess, likely rating them highly within their respective performance categories.

Certifications:

Compliance with emissions standards relevant to their market of sale at the time of manufacture.