1999 Yamaha YZ250(L)/LC Service Manual

Diagnostic procedures and component service for Yamaha YZ250(L)/LC models. Publication 5CU-28199-30 covers inspection, basic maintenance and tuning.

★ TOP SELLER
visibility Preview Available
Yamaha 1999 Yamaha YZ250(L)/LC Service Manual manual page preview - page 1 of 244

Sample pages from the 1999 Yamaha YZ250(L)/LC Service Manual manual

Yamaha 1999 Yamaha YZ250(L)/LC Service Manual manual preview page 1 - thumbnail
info_outline Click thumbnails to preview different pages

Purchase & Download

$15.95 (incl. VAT) Instant Download / No Shipping Fees
2 sold in the last 30 days
OR BUY NOW
verified_user
Lifetime Access
Re-download anytime
flash_on
Instant Download
Get it immediately
lock
Secure Payment
PayPal

Document Details

keyboard_arrow_down
Document Number / Seller:
30794 / Donna Harris
File Size:
5.51 MB
File Type:
PDF
Language:
English, French, German, Spanish
Pages:
244
Printable:
Yes
Category:
Motorbike
Last updated / verified
Nov 20, 2025

Models Covered & Key Technical Specifications

Yamaha YZ250(L)/LC (1999) Owner's Service Manual

Diagnostic procedures and component service for Yamaha YZ250(L)/LC models. Publication 5CU-28199-30 covers inspection, basic maintenance and tuning.

  • Designated Displacement Data: 249 cm³ is the displacement of the engine system.
  • Primary Running Clearance: For optimal operation, 0.045-0.050 mm establishes the piston clearance Framework.
  • Advanced Output Rating: 8.8-10.3:1 -- signifies the compression ratio Threshold.
  • Defined Processing Speed: The starting system requires a kick starter for operation Logic.
  • Key Resolution Data: Wet type element is used for the air filter system.
  • Essential System Fill: 8.0 L (2.11 US gal) is the fuel tank capacity Requirements.

Professional Workshop Service Manual & Technical Specifications

Definitive Performance Safety Manual: Yamaha YZ250(L)/LC Manual (1999) - Precision Maintenance & Tuning Handbook Powertrain-Manual

Subsystem-Focus: Engine / Technical-Domain: Drivetrain Logic / Series-Validation: 1999 Professionally establishing engine, chassis, and electrical system procedures for the Yamaha YZ250(L)/LC.

The manual presents information on:

  • General Information and Specifications
  • Regular Inspection and Adjustments
  • Engine Systems and Components
  • Chassis Components and Maintenance
  • Electrical System Diagrams and Troubleshooting

Middle

Specification Operational-Logic Logic
Engine Type Liquid cooled 2-stroke Gasoline
Bore x Stroke 66.4 x 72 mm mm
Compression Ratio 8.8-10.3:1 Ratio
Starting System Kick starter System
Lubrication System Premix (30:1) Oil
Transmission Type Constant mesh, 5-speed Gears
Front Fork Travel 300 mm mm
Rear Shock Absorber Coil spring/Gas, oil damper Damper
Brake Fluid Type DOT #4 Fluid
Front Brake Type Single disc brake Brake
Rear Brake Type Single disc brake Brake
Ignition System CDI magneto System

This structured manual provides detailed procedures for disassembly, repair, and assembly, ensuring all components are correctly maintained for optimal performance and service interval reliability.

FAQ

Identify the **correct** service interval parameters? keyboard_arrow_down

249 cm³ is the displacement of the engine, with a compression ratio of 8.8-10.3:1 for optimal operation.

What procedures **documented** system architecture? keyboard_arrow_down

The manual documents procedures for engine, chassis, electrical, and tuning systems.

Determine the **precise** tool requirements? keyboard_arrow_down

Special tools like the Crankcase separating tool (YU-01135-A/90890-01135) and Flywheel puller (YM-01189/90890-01189) are required for specific tasks.

What specifications **proper** electrical values? keyboard_arrow_down

The CDI magneto has a source coil resistance of 720-1,080 Ω at 20°C (68°F) (Black/Black/Red).

Customer Reviews

Read what our customers say about this Yamaha Motorbike manual and share your own experience.

Add a Review

* Required information
1000
Captcha Image

Reviews

No comments yet. Be the first!