1987-2004 Yamaha Warrior 350 YFM350X Supplementary Service Manual

Covers Yamaha Warrior 350 YFM350X models with procedures for engine, chassis, and electrical systems. Includes troubleshooting and maintenance schedules. Ref: 3GD-28197-16

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Document Details

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Document Number / Seller:
24328 / Paul Johnson
File Size:
20.90 MB
File Type:
PDF
Language:
English
Printable:
Yes
Category:
ATV
Last updated / verified
Apr 27, 2025

Models Covered & Key Technical Specifications

Yamaha Warrior 350 (YFM350X) — 1987-2004

Covers YFM350XP, YFM350S with procedures for engine, chassis, and electrical systems.

  • Approved Displacement Data: The 349.0 cm³ (21.30 cu.in) forward-inclined single cylinder is measured at the engine architecture Bounds.
  • Factory Running Clearance: For valve operation, 0.009–0.037 mm (0.0004–0.0015 in) is set to the rocker-arm-to-rocker-arm-shaft clearance Topology.
  • Verified Output Rating: 850 kPa (8.5 kg/cm², 120.9 psi) — limits the compression pressure at 350 r/min Matrix.
  • Designated Processing Speed: The engine idling maintains 1,450–1,550 r/min for optimal fuel combustion Standards.
  • Essential Resolution Data: Float height is established at 13.0 mm (0.51 in) above the carburetor chamber mating surface Margin.
  • Operational System Fill: Battery capacity controls 8.6 Ah nominal storage in the YTZ10S sealed unit Protocol.

Professional Workshop Service Manual & Technical Specifications

Yamaha Warrior 350 YFM350X Supplementary Service Manual Resource-Library

Models: Yamaha Warrior YFM350XP, YFM350S (3GD-28197-16, 3GD-AE7) — 2001–2004 // Category: ATV / YFM350 Series Logic // System: Supplementary Service Manual Architecture-Focus.

Assessment-Parameter System-Path Calibration-Spec
Engine Specs 349.0 cm³ 850 kPa (121 psi)
Ignition System DC C.D.I. 12V 12AH
Carburetor Specs Float Height 13.0 mm (0.51 in)
Chassis Specs Brake Lever Free Play 0 mm (0 in)
Electrical Pickup Coil Resistance 459-561 Ohms
Clutch Specs Friction Plate Thickness 2.74-2.86 mm

Organized into dedicated modules for comprehensive repair coverage, this manual details every aspect of the Yamaha Warrior 350. Factory specifications are documented for engine performance, including displacement and compression ratings. Key maintenance schedules and procedures are clearly outlined, ensuring optimal vehicle operation and longevity. This manual also provides an Integrated collection of troubleshooting guides and diagnostic flowcharts, enabling efficient problem resolution. It serves as an essential guide for maintaining the integrity and functionality of your ATV.

Engine Specifications

Factory specifications are documented for engine performance, covering critical data such as displacement and compression ratios. This information is crucial for accurate diagnosis and repair work.

Chassis and Electrical Systems

Detailed diagrams and procedures for the chassis and electrical systems are included, offering step-by-step guidance for maintenance and repair. This ensures that all components are serviced correctly.

Maintenance and Troubleshooting

The manual comprehensively documents periodic maintenance schedules, lubrication points, and troubleshooting charts. This information is vital for proactive care and efficient problem-solving.

This manual documents torque specifications for component alignment retention to ensure proper assembly integrity.

FAQ

What **designated** tools are required for adjustment procedures? keyboard_arrow_down

12mm (0.47in) is the standard length for the speed limiter adjustment, as specified for this procedure.

Identify the **critical** pressure specifications for the vehicle. keyboard_arrow_down

850 kPa (8.5 kg/cm², 120.9 psi) limits the compression pressure at 350 r/min, defining a critical operational parameter.

What **required** procedures are in place for the assembly sequence? keyboard_arrow_down

10 Nm (1.0 m•kg, 7.2 ft•lb) is the specified torque for the tappet covers during installation, ensuring proper component alignment.

Customer Reviews

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Reviews (5)

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The manual is incredibly detailed and easy to navigate. The download was seamless, and I received the link right away! Highly recommend for anyone with a YFM350XP.
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Rated 4 out of 5 stars
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I was impressed by the quick response to my email inquiries. The download process was smooth, and the manual is very informative. Definitely worth the purchase!
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Rated 4 out of 5 stars
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This manual covers everything you need to know about the YFM350XP. The diagrams are especially helpful, and I received the download link almost immediately!