2008 Yamaha Raptor 250 YFM250RX Service Manual

Yamaha Raptor 250 2008–2009 Technical Scope

• Covers 2008–2009 Yamaha Raptor 250 (YFM250RX) ATVs equipped with the 249 cm3 4-stroke SOHC engine
• Official Yamaha publication P/N LIT-11616-21-22, 2008 edition
• Includes 60+ detailed exploded-view mechanical diagrams and 14 electrical circuit schematics
• Delivered as a direct download the moment payment clears
• Indexed PDF search covers every chapter and appendix
• Detailed torque tables specify tightening values in Nm, m-kg, and ft-lb for engine and chassis assembly
• This 598-page manual is the factory-authorized reference for all maintenance, engine, carburetor, and chassis service procedures

Mechanical and Electrical Documentation

This Yamaha Raptor 250 2008–2009 service manual details the complete mechanical and electrical maintenance requirements for the YFM250RX. The document is organized by primary systems, covering general information, detailed engine teardown and transmission servicing, carburetor tuning parameters, and complete chassis maintenance. Included are specific instructions for the removal and disassembly of the cylinder head, piston, clutch, and crankshaft assembly, alongside critical cable routing diagrams and electrical system troubleshooting paths for the ignition, starting, and charging systems.

Specification Highlights

The technical documentation provides comprehensive reference tables for maintenance and assembly limits. Cylinder head warp limit is specified at 0.05 mm. Valve clearance for the intake is listed at 0.05–0.10 mm in the engine specification table. Crankshaft big end side clearance is documented at 0.350–0.650 mm. The fuel tank capacity is specified at 9.0 L. An essential guide for owners and technicians seeking detailed technical data, this publication delivers factory-specified values for timing, clearances, torques, and electrical sensor resistance. A complete 598-page official Yamaha service publication covering the 2008–2009 Raptor 250, providing all technical data for engine, chassis, and electrical system diagnostics.