To make it easier for you to choose the right manual, we have compiled various information for you below, such as model designations, types, and production years.
The following models are encompassed by this manual: KFX400 / Kawasaki Motorcycle & Engine Company
Kawasaki KFX400 (KSF400-A)
Production year(s): 2003, 2004, 2005, 2006
Engine: 398cc, liquid cooled, single cylinder DOHC 4-stroke, 3.5x2.5 in OR 89 mm, 11.3:1
Manual Language: English
Number of pages: 345
Printable: Yes (with all printers)
Instant delivery/download: Your download link will appear on the checkout page after your payment is complete.
"Download the Kawasaki KFX400 ATV Repair Manual for Expert Guidance on Repairs"
Are you in need of repairing and maintaining your 2003-2006 Kawasaki KFX400 ATV? Look no further! We offer the Kawasaki KFX400 ATV Repair Manual, available for download. This comprehensive manual provides detailed instructions and technical specifications to assist you in various engine repairs, troubleshooting, and maintenance tasks. Read on to explore engine specs, interesting facts, maintenance tips, common issues and their solutions, tuning options, available accessories, owner reviews, and more about the 2003-2006 Kawasaki KFX400 ATV.
• The Kawasaki KFX400 is powered by a 398cc, liquid-cooled, four-stroke, single-cylinder engine.
• It features a bore and stroke of 90.0 mm x 62.6 mm.
• The engine is equipped with a Keihin FCR39 carburetor for optimal fuel delivery.
• It has a compression ratio of 11.3:1.
• The ignition system utilizes a DC-CDI (Capacitor Discharge Ignition) for reliable spark generation.
• The ATV comes with an electric starter for easy and convenient starting.
• It features a five-speed transmission with a manual clutch for precise gear changes.
• The KFX400 has a multi-plate wet clutch for smooth power transfer to the drivetrain.
• It features an aluminum-alloy cylinder for reduced weight and improved heat dissipation.
• The engine incorporates a counterbalancer system to minimize vibration for a smooth ride.
• The Kawasaki KFX400 utilizes a forced-air cooling system with a radiator for efficient temperature regulation.
• It features an electric fan to assist with cooling during extreme conditions.
• The ATV has a dual overhead camshaft (DOHC) configuration for precise valve control.
• It comes equipped with a K&N air filter for enhanced air intake and filtration.
• The KFX400 features a maintenance-free battery for reliable starting power.
• It has a fuel tank capacity of approximately 9.5 liters, allowing for longer rides without frequent refueling.
• The ATV features a front suspension with double A-arms and adjustable preload for customizable ride comfort.
• It has a rear swingarm suspension with adjustable preload and rebound damping for optimal handling.
• The KFX400 is equipped with dual hydraulic disc brakes at the front and a hydraulic disc brake at the rear for reliable stopping power.
• It comes with 21-inch front and 20-inch rear tires for excellent traction and maneuverability.
Facts and Details:
- The Kawasaki KFX400 was developed through a collaboration between Kawasaki and Suzuki, sharing similarities with the Suzuki LTZ400 model.
- It is a sport ATV designed for off-road enthusiasts who seek high performance and agility.
- The KFX400 features a sleek and aggressive design, emphasizing its sporty nature.
- It is praised for its responsive and powerful engine, providing quick acceleration and impressive top speed.
- The ATV's lightweight construction and well-balanced chassis contribute to its exceptional handling and maneuverability.
- The KFX400 offers a comfortable riding experience with its ergonomic seating position and adjustable suspension.
- It comes equipped with a durable frame and high-quality components to withstand demanding off-road conditions.
- The ATV's efficient cooling system ensures optimal engine temperature even during intense riding sessions.
- The KFX400 is known for its reliable braking performance, allowing riders to maintain control in various terrains.
- It features a comprehensive instrument cluster providing essential information such as speed, RPM, and fuel level.
- The ATV's robust suspension system can handle rough terrains and absorb impacts for a smooth ride.
- Many riders appreciate the KFX400's versatility, as it performs well in both recreational trail riding and competitive racing.
Follow the manufacturer's recommended maintenance schedule outlined in the Kawasaki KFX400 ATV Repair Manual for specific intervals and tasks. Regular maintenance includes oil changes, filter replacements, valve adjustments, and more.
General Maintenance Tips:
Check and maintain proper tire pressure for optimal traction and handling.
Clean and oil the air filter regularly to prevent dirt and debris from entering the engine.
Inspect and adjust the chain tension periodically for proper operation and longevity.
Maintain the appropriate coolant level and ensure the cooling system is clean and free from debris.
Regularly inspect the brake system and replace worn brake pads as necessary.
Lubricate moving parts, such as throttle and clutch cables, for smooth operation.
Keep the ATV clean and free from mud, dirt, and debris to prevent premature wear and corrosion.
Common Issues and Solutions:
Starting Issues: If the ATV experiences difficulty starting, check the battery condition, spark plug, and electrical connections. Replace any faulty components and ensure proper fuel delivery.
Overheating: Ensure proper coolant levels and check the radiator for any blockages. Clean the radiator and ensure proper airflow for efficient cooling.
Fuel System Problems: Clogged fuel lines or a dirty carburetor can cause poor performance or stalling. Clean or replace the affected parts and ensure proper fuel flow.
Clutch Slippage: A worn clutch can result in power loss and reduced performance. Inspect the clutch plates and replace them if worn or damaged.
Suspension Maintenance: Regularly check the suspension components for leaks, damage, or worn-out parts. Replace or repair as necessary to maintain optimal handling and comfort.
Electrical Issues: Faulty wiring connections or electrical components can cause intermittent power loss or electrical malfunctions. Inspect the electrical system and repair or replace any damaged parts.
Popular Tuning Tips or Modifications:
- Performance Exhaust System: Upgrading the exhaust system can enhance both the ATV's power delivery and exhaust sound.
- Air Filter Upgrade: Installing a high-flow air filter can improve air intake and optimize engine performance.
- Carburetor Jetting: Adjusting the carburetor's jetting can fine-tune the fuel mixture for better performance.
- Suspension Upgrades: Upgrading the front and rear suspension components can improve ride quality and handling characteristics.
- Nerf Bars and Skid Plates: Adding nerf bars and skid plates provides additional protection to the ATV's chassis and rider's feet.
Available Accessories and Aftermarket Options for the Kawasaki KFX400:
Skid Plates: Skid plates offer additional protection to the ATV's undercarriage and vulnerable components.
Nerf Bars: Nerf bars provide added safety and protection to the rider's feet and legs.
Graphics Kits: Custom graphics kits are available to personalize the ATV's appearance.
Handlebar Grips: Upgraded handlebar grips offer improved comfort and grip.
Owner Reviews and Opinions:
Powerful and responsive engine.
Excellent handling and maneuverability.
Comfortable seating position for long rides.
Durable construction for off-road use.
Versatility for both recreational and competitive riding.
Limited storage options for carrying belongings.
Some riders have reported issues with the stock suspension's performance on extremely rough terrains.
Availability of certain OEM parts may be limited due to the ATV's age.
Repairs That Need to Be Carried Out Most Frequently:
- Regular oil and filter changes.
- Spark plug replacements.
- Carburetor cleaning and adjustment.
- Brake pad replacements.
- Chain adjustments and lubrication.
- Suspension maintenance and component inspections.
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