Yamaha Big Bear 350 4x4 1987–1999 Service Repair Manual – PDF Download

🛠️ Yamaha Big Bear 350 4x4 1987–1999 Service Repair Manual – PDF Download

🧰 Official Yamaha OEM Workshop Manual – Complete service and repair manual for Yamaha Big Bear 350 4x4 models from 1987 to 1999. Includes base manual and factory-issued supplements for individual model years. Covers engine, transmission, carburetor, suspension, brakes, drivetrain, and full wiring diagrams.
📲 Instant PDF Download – Works on phones, tablets, laptops, and desktops
🔧 Used by certified Yamaha ATV technicians and professional mechanics

📖 Model Background

The Yamaha Big Bear 350 4x4 (1987–1999) is one of Yamaha’s most iconic utility ATVs, known for its rugged design, dependable 4-wheel drive system, and long-lasting durability. Powered by a 348cc air-cooled 4-stroke SOHC single-cylinder engine, the Big Bear 350 delivers reliable low-end torque for trail riding, hauling, and work-related tasks. It features a 5-speed manual transmission with reverse, selectable 2WD/4WD, and a sturdy steel cargo rack system. Built for tough terrain and demanding workloads, the 1987–1999 Big Bear 350 gained a reputation as a go-anywhere, do-anything ATV — ideal for hunting, farming, and backwoods exploration.

📆 Model Years Covered:

• Yamaha Big Bear 350 4x4 – 1987
• Yamaha Big Bear 350 4x4 – 1989
• Yamaha Big Bear 350 4x4 – 1990
• Yamaha Big Bear 350 4x4 – 1991
• Yamaha Big Bear 350 4x4 – 1994
• Yamaha Big Bear 350 4x4 – 1996
• Yamaha Big Bear 350 4x4 – 1997
• Yamaha Big Bear 350 4x4 – 1999

📘 Manual Details:

• Engine: 348cc, 4-stroke, air-cooled, SOHC, single-cylinder
• Fuel System: Carburetor
• Transmission: 5-speed with reverse gear
• Drive System: 4WD (Four-Wheel Drive)
• Brakes: Drum brakes (front and rear)
• Suspension:
  • Front: Independent with shocks
  • Rear: Swingarm with single shock
• Electrical: CDI ignition, lighting, starter system
• Language: English
• Pages: 400+ including supplements and wiring schematics

📚 Manual Sections Include:

• General Information
• VIN details, safety, tools, torque specifications
• Routine Maintenance
• Oil, spark plug, air filter, valve clearance, adjustments
• Engine Overhaul
• Piston, cylinder, camshaft, crankshaft, lubrication system
• Fuel System
• Carburetor cleaning and tuning, fuel line service
• Transmission & Drivetrain
• Clutch, shift mechanism, gear replacement, differential
• Suspension & Steering
• Front arms, shocks, swingarm, steering column
• Brake System
• Drum brake inspection, pad replacement, cable adjustment
• Electrical System
• CDI, lighting, ignition switch, battery, starter motor
• Wiring Diagrams
• Complete schematics for electrical and ignition systems

💾 Format & Compatibility:

• File Type: PDF (Digital Download)
• Searchable & Bookmarked: ✅ Yes
• Printable: ✅ Yes – Full manual or specific sections
• Compatible With: iOS, Android, Windows, macOS, Linux

🔍 Keywords:

Yamaha Big Bear 350 service manual PDF, 1987–1999 repair guide, 348cc engine, 4WD diagnostics, carburetor service, brake adjustment, wiring diagram

❓ Mini FAQ:

Q: Is this the official Yamaha factory manual?
A: Yes – it’s the OEM manual used by Yamaha-certified technicians and repair centers.

Q: Does it include all model years and supplements?
A: Yes – it includes the base service manual plus factory supplements for all listed years.

Q: Can I view it on my phone?
A: Absolutely – the PDF works on all phones, tablets, laptops, and computers.

🧭 Helpful Resources for Yamaha ATV Owners

• Why Every ATV Owner Should Own a Service Manual – Find out how a downloadable repair manual can simplify maintenance and help you troubleshoot common problems on your own.
• ATV Troubleshooter – Not sure what’s wrong with your Yamaha ATV? Our free tool lists common issues and DIY fixes across all major ATV brands.

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Note: While our manuals are designed for DIY use, they do not replace professional mechanical training. If you're unsure about a repair or your motorcycle shows serious issues, we strongly recommend visiting a certified mechanic. These guides are best suited for owners with basic to moderate mechanical experience.