2002-2004 Honda CR250R Service Manual (P/N 61012-KZ3-A00)

• Covers 2002–2004 Honda CR250R dirt bikes, including both the initial production builds and subsequent revisions
• Official OEM publication (61012-KZ3-A00) providing factory-authorized technical data and baseline specifications
• 277-page technical reference, featuring 105 pages of exploded-view schematics, torque specifications, and multi-stage bolt tightening tables
• Available as an instant download directly to your account—full-text searchable

Documentation Overview

Getting the setup right on a high-performance two-stroke requires exact data. This manual breaks down the mechanical specifics of the CR250R, starting with basics like frame serial number locations and standard tool identification. From there, it moves into the heavy lifting. You will find comprehensive sections covering frame, body, and exhaust system maintenance, alongside precise engine removal and installation parameters. If you are inspecting the top end, the text details essential tolerances for piston-to-cylinder clearance and ring-to-groove limits. Tuning the fuel system for different track conditions is also straightforward, thanks to detailed carburetor adjustment charts that account for varying altitudes and temperatures.

Technical Specification Highlights

Precision matters when putting things back together. Working on high-performance motocross machinery carries inherent risks, so relying on factory-specified torque values and clearances is critical for safe, reliable operation. The documentation clearly lists cylinder head bolt torque at 27 Nm, sets the standard cooling system capacity at 1.08 liters, and specifies exactly 0.65 liters for transmission oil following a full drain. It also includes dedicated chapters for RC Valve maintenance, ignition timing values, and targeted suspension damping setups. Clear wear limits for transmission components—such as gear inner diameters and bushing clearances—take the guesswork out of your service decisions.