2008-2011 Kawasaki KFX450R ATV Service Manual
Diagnostic procedures and component service for the KFX450R, covering engine systems, chassis, and electrical components. Publication 99990-1139.
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Models Covered & Key Technical Specifications
Consolidated Engineering Assembly Manual: Kawasaki KFX450R (2008-2011) OEM-Documentation
Service-Nexus: KFX450R // Engineering-Base: ATV / DFI Logic // Specification-Class: Applied
- Engineered Measurement Bounds: Bore and stroke 96.0 x 62.1 mm establishes the engine's displacement dimensions.
- Principal Specifications: Displacement is 449 cm
- Documented Design: Compression ratio is 12.0:1, signifying the engine's power generation capability.
- Principal Specifications: Maximum horsepower is 31.9 kW (43 PS) at 7500 RPM, defining peak performance output.
- Documented Design: Maximum torque reaches 41.9 N-m (4.3 kgf-m) at 7000 RPM, indicating the engine's rotational force.
- Primary Requirements: The fuel tank capacity is 10.0 L (2.64 US gal), ensuring adequate fuel supply for operation.
Manual Description & Preview
Consolidated Engineering Assembly Manual: Kawasaki KFX450R (2008-2011) OEM-Documentation
Service-Nexus: KFX450R // Engineering-Base: ATV / DFI Logic // Specification-Class: Applied
Specifications
Coolant
- Type: Permanent type antifreeze for aluminum engines and radiators
- Color: Green
- Mixed Ratio: Soft water 50%, antifreeze 50%
- Freezing Point: -35°C (-31°F)
- Total Amount: 1.4 L (1.5 US qt.) (reserve tank full level, including radiator and engine)
Radiator
- Cap Relief Pressure: 97 ~ 118 kPa (0.99 ~ 1.20 kgf/cm
Maintenance information covers
- Periodic Maintenance Chart
- Engine Top End procedures
- Fuel System (DFI) diagnostics
- Cooling System maintenance
- Chassis and Electrical System checks
Thoroughly requiring comprehensive maintenance, this manual documents procedures for disassembly, inspection, and repair of the Kawasaki KFX450R's various systems. It details specifications for engine components, fuel delivery, cooling, and electrical systems to ensure optimal performance and longevity.
Engine Top End Procedures
This section details the disassembly and reassembly of the engine's top end, including camshafts, valves, and cylinder head components, along with critical clearance measurements.
Fuel System (DFI) Diagnostics
Provides troubleshooting guidance for the Digital Fuel Injection system, covering sensor diagnostics, fuel pump inspection, and ECU error code interpretation.
Cooling System Maintenance
Outlines procedures for coolant checks, radiator cleaning, water pump servicing, and air bleeding to maintain optimal engine operating temperature.
Chassis and Electrical System Checks
Includes inspection and maintenance for the ATV's chassis components, suspension, brakes, steering, and the electrical system, ensuring safe and reliable operation.
This manual documents torque specifications for critical engine components to ensure proper thread engagement security.
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