2004-2006 Yamaha YFM350FAS Big Bear 350 4x4 Service Manual

Detailed repair and maintenance procedures for your Big Bear 350 4x4. Covers engine, chassis, and electrical systems. Reference Part No. 5TE-F8197-10.

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Technical Safety Notice
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This official OEM document is intended for professional technicians and skilled operators. Performing service on mechanical equipment involves inherent risks. By purchasing, you acknowledge that RepairLoader provides original manufacturer data for informational purposes. Always prioritize safety: use correct tools, wear protective gear, and consult a certified professional if you are uncertain of any procedure.

Yamaha Models Covered & Key Technical Specifications

Models: Yamaha YFM350FAS (Big Bear 350 4x4)
Trade Names: Big Bear 350
Build Years: 2004–2006
Technical Data:

  • Engine type: Air-cooled 4-stroke, SOHC, single cylinder
  • Engine displacement: 348 cm³
  • Bore x stroke: 83.0 x 64.5 mm
  • Compression ratio: 9.2:1
  • Starting system: Electric and recoil starter
  • Clutch type: Wet, centrifugal automatic
  • Transmission type: V-belt automatic with shaft drive
  • Tire size: front AT25 x 8–12, rear AT25 x 10–12
  • Ignition system: D.C. C.D.I.
Technical Specifications
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Document Number / Seller:
27046 / Richard Thomas
File Size:
21.61 MB
File Type:
PDF
Language:
English
Pages:
588
Printable:
Yes
Category:
4x4
Last updated / verified
Mar 26, 2025

Yamaha Manual Features & Content Preview

Yamaha YFM350FAS Big Bear 350 4x4 Technical Scope

  • Covers 2004–2006 Yamaha YFM350FAS Big Bear 350 4x4 ATVs with the 348 cm³ air-cooled SOHC engine
  • Original OEM publication, first edition, providing factory specifications and assembly data for the 5UH1 model code
  • Contains 105 pages of indexed technical content including specialized torque sequences, lubrication charts, and wiring diagrams
  • File delivers the moment payment clears to provide immediate access for your maintenance tasks
  • Permanent availability in your purchase account — no re-buy required
  • Suitable for printing individual sections for shop-floor use
  • Full-text search finds any part number in seconds
  • This 588-page factory service document is the master reference for the 5UH1 build variant and provides the necessary service data for the transmission, drivetrain, and electrical systems

Component Documentation

The manual opens with detailed general specifications and maintenance intervals for the Yamaha YFM350FAS series. Dedicated chapters provide structured guidance on engine top-end service, including cylinder head assembly and camshaft valve clearances, while subsequent segments detail the V-belt transmission, middle gear shimming, and front constant velocity joint maintenance. Chassis sections cover suspension geometry, brake system service, and steering components, ensuring each mechanical system is documented with precise standard and limit values for critical wear parts.

Specification Highlights

Engine components are supported by rigorous torque tables and exploded diagrams showing component orientation. The Yamaha YFM350FAS engine idle speed is specified at 1,450–1,550 r/min. Piston ring side clearance is documented at 0.03–0.08 mm for the top ring. Electrical system health is defined by a C.D.I. pickup coil resistance of 459–561 ohms at 20°C. Factory documentation for this 2004–2006 Yamaha YFM350FAS covers the technical requirements for the Big Bear 350 4x4 platform, including all necessary torque specifications, electrical values, and fluid capacities for long-term reliability.

Manual FAQ, Purchase & Download Details

Does this manual include exploded diagrams for the engine, transmission, and chassis components? keyboard_arrow_down

Yes, the manual contains exploded diagrams at the start of each removal and disassembly section to help identify parts and clarify the organization of components.

What can I expect regarding the format and accessibility of this manual? keyboard_arrow_down

Product is a digital PDF manual available for instant download upon purchase. It is designed for use in English and provides lifetime access for viewing on your preferred digital devices.

Which chapters provide data on fluid capacities and lubricant types? keyboard_arrow_down

Specifications chapter lists comprehensive maintenance specifications, including sections for lubrication points, lubricant types, and engine oil capacities.

Can this document be used for the 2004-2006 Yamaha YFM350FAS Big Bear 350 4x4? keyboard_arrow_down

Service manual specifically covers the Yamaha YFM350FAS Big Bear 350 4x4 model range from 2004 to 2006. The contents include general specifications and system-specific data relevant to this production period.

Is there information regarding the edition or publication version of this service manual? keyboard_arrow_down

Document serves as the standard service manual for the identified vehicle. It includes a structured organization of chapters and an illustrated symbols key to help the user navigate through various system sections and specifications. Supplementary service manual segments may also be included as updates and additions when model changes occur.

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