1986-1991 Honda CR125R Motorcycle Service Manual

Technical reference for CR125R models from 1986-1991. Documents engine, chassis, and electrical system maintenance. PN 61460-KRF-A00.

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Document Details

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Document Number / Seller:
25646 / Lisa Phillips
File Size:
41.78 MB
File Type:
PDF
Language:
English
Pages:
326
Printable:
Yes
Category:
Motorcycle
Last updated / verified
May 14, 2025

Models Covered & Key Technical Specifications

Honda CR125R (1986-1991) Service Manual: Honda Official Repair Guide for CR125R

Repair Manual | Series Service Module.

  • Comprehensive Engine Data: 123 cc (7.5 cu-in) displacement specifications are clearly outlined.
  • Optimized Fuel Mixture: A 20:1 fuel to oil ratio is configured for peak performance.
  • Precision Carburetor Specs: Jet needles R1470N, R1468N, and R1469NS are detailed.
  • Chassis Component Requirements: Standard torque values for frame bolts are specified.
  • Suspension Travel Data: Front suspension travel is 300 mm (11.8 in).
  • Cooling System Capacity: The radiator capacity requires 710 cc (24 US. oz.) at coolant change.

Professional Workshop Service Manual & Technical Specifications

Honda CR125R (1986-1991) Service Manual: Honda Official Repair Guide for CR125R

Documentation-Type: Service Manual // Coverage-Scope: 1986-1991 Honda CR125R Models // Machine-Range: Motorcycle

Factory procedures are documented for all systems and components. This manual provides comprehensive information for servicing your Honda CR125R. Key sections cover engine specifications, chassis maintenance, and electrical system details. Included are procedures for component removal, inspection, and installation, ensuring all parts are correctly serviced.

This manual details the engine and chassis, offering in-depth explanations for each system. It includes troubleshooting guidance for common issues and provides detailed specifications for all components. The structured approach ensures clarity in identifying and resolving any maintenance or repair needs.

Coverage includes detailed sections on the fuel system, including carburetor theory and adjustment, and the cooling system, with instructions for radiator and water pump service. Proper maintenance procedures are outlined for the front wheel, suspension, and steering.

Assessment-Element Technical-Path Calibration-Spec
Engine Specifications 700 cc Transmission Oil Capacity N/A
Carburetor Tuning Jet Needle R1470N 1° 45' Taper Angle
Chassis Torque Values Steering Stem Nut 95-140 N·m
Suspension Fork Oil 592 cc Capacity N/A
Electrical System Ignition Coil CDI Unit

The manual documents torque specifications for critical engine and chassis components to ensure proper vibration dampening and assembly integrity.

FAQ

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

700 cc (24 US. oz.) is the specified transmission oil capacity for '86 models at disassembly.

Calculate the **specified** jet needle for the '88 model? keyboard_arrow_down

The R1469NS jet needle is specified for the '88 model, featuring a 1° 45' taper angle.

What values are **essential** for fork spring free length? keyboard_arrow_down

The service limit for fork spring free length is 501.3 mm (19.74 in); replace if shorter.

Assess the **correct** torque for the engine mounting bolts? keyboard_arrow_down

24-29 N·m (2.4-2.9 kg-m, 17-21 ft-lb) is the correct torque for engine mounting bolts.

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Reviews (2)

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New
This manual is a lifesaver! The step-by-step instructions make repairs so easy. Plus, I received the download link via email almost instantly. Highly recommend!
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Rated 4 out of 5 stars