2005-2012 Honda CRF450X Service Manual

Troubleshooting, parts diagrams, and service data for the CRF450X, covering engine, chassis, and electrical systems. PN 11530-MBN-670

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Document Details

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Document Number / Seller:
26421 / Daniel Parker
File Size:
55.93 MB
File Type:
PDF
Language:
English
Printable:
Yes
Category:
Motorcycle
Last updated / verified
May 24, 2025

Models Covered & Key Technical Specifications

Honda CRF450X (2005-2012) Service Manual

Service and Repair Guide Library-Master | Motorcycle Repair Manual Folder

  • Prescribed Fit Tolerances: 0.16 ± 0.03 mm is measured at the intake valve clearance. Architecture.
  • Standard Consumption Data: 7.2 liters defines the fuel tank capacity for models after 2007. Norms.
  • Core Thermal Limits: 35°C is established at the maximum engine operating temperature. Bounds.
  • Rated Linear Velocity: 26 N-m signifies the torque for the cylinder head cover bolt. Topology.
  • Calibrated Scan Resolution: The pilot screw is set to 1-1/8 turns out for initial opening on models after 2007. Matrix.
  • Nominal Adjustment Range: 1.0 mm is the service limit for chain slack. Standards.

Professional Workshop Service Manual & Technical Specifications

Essential Performance Factory Manual: Honda CRF450X (2005-2012) - Comprehensive Service & Repair Guide Library-Master

Year-Coverage: 2005-2012 // Model-Portfolio: CRF450X // Year-Coverage: Motorcycle

Metric System-Path Context
Torque Values Engine Hanger Plate Bolt 26 N·m (2.7 kgf·m, 19 lbf·ft)
Fluid Capacity Fuel Tank 7.2 liter (1.90 US gal, 1.58 Imp gal)
Engine Idle Speed RPM 1,700 ± 100 rpm
Valve Clearance (Intake) mm 0.16 ± 0.03 mm
Chain Slack mm 25-35 mm
Coolant Capacity liter 1.21 liter

Engineering chapters address:

  • General Information: Covers service rules, model identification, and general specifications including dimensions, frame, engine, and carburetor details.
  • Maintenance: Details schedules for routine upkeep, including engine oil, brakes, suspension, and drivetrain components.
  • Fuel System: Focuses on carburetor adjustment, cleaning, and replacement procedures for optimal performance.
  • Cooling System: Explains coolant replacement, radiator service, and water pump inspection.
  • Engine Removal/Installation: Provides step-by-step instructions for engine disassembly and reassembly.
  • Cylinder Head/Valves: Covers inspection, disassembly, and assembly of the cylinder head, camshaft, and valves.

This manual documents torque specifications for critical components to ensure proper service interval reliability.

FAQ

What is the **required** fluid capacity for the CRF450X? keyboard_arrow_down

7.2 liters is the specified fuel tank capacity for Honda CRF450X models after 2007.

Calculate the **specified** valve clearance for the intake valves. keyboard_arrow_down

0.16 ± 0.03 mm is the specified intake valve clearance for the Honda CRF450X, measured when the engine is cold.

What values are **essential** for proper adjustment procedures? keyboard_arrow_down

25-35 mm is the essential chain slack range, with a service limit of 13.4 mm for the drive chain inner plate width.

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Reviews (4)

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Rated 4 out of 5 stars
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The diagrams and instructions are clear and very helpful. I was able to complete my maintenance without any issues!
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Had a question about a specific repair and received quick support via email. Very professional!
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The download process was smooth and the manual is incredibly detailed. Highly recommend for anyone with a CRF450X!