2009-2012 Honda CRF450R Service Manual

2009–2012 Honda CRF450R Technical Scope

• Covers 2009–2012 Honda CRF450R, documenting maintenance and component-level service for engine, chassis, and electrical systems
• Official Honda publication P/N 61-010-MFL-000, 2009–2012 edition
• Contains 56 pages of dedicated maintenance tables, 48 pages of torque specifications, and 23 wiring and routing schematic diagrams
• File delivered as a direct download the moment payment clears
• Stored against your account so you can retrieve it after a hard-drive loss
• Suitable for printing individual sections for shop-floor use
• Indexed PDF search covers every chapter and appendix
• This 472-page technical reference provides the standardized data for the PGM-FI engine platform and chassis components used through the 2012 production cycle

Component and System Documentation

This Honda CRF450R service manual offers deep technical insight into the PGM-FI fuel delivery system, cooling architecture, and mechanical drivetrain. The documentation spans 19 detailed sections, covering everything from frame-panel removal to complex engine-internal procedures like crankshaft assembly and transmission maintenance. The manual provides specialized guidance for the factory workshop documentation structure, including exploded-view illustrations of the intake, exhaust, and suspension linkages to assist with component identification and installation alignment.

Specification and Reference Highlights

The Honda CRF450R service data section provides critical clearance and capacity values. Transmission oil capacity is specified at 0.59 liters at draining, with engine oil capacity documented at 0.58 liters for the same interval. Cylinder head bolt torque is defined at 51 N·m, while the spark plug gap is maintained at 0.8–0.9 mm. Coolant system capacity is documented at 1.04 liters for changes. Reference values for the engine include a 449.7 cc displacement and a 12.0:1 compression ratio. All service data shown here is for reference only — qualified technicians and the original OEM documentation remain the authoritative source for any hands-on work.