🏷️ Basic Information Identification Make: Yamaha Model: Big Bear 350 Year: 1991 Product Category: ATV 📋 Manual Details Document Information Manual Type: Factory Service Manual Page Count: 400+ Language: English 🔧 Transmission Drivetrain Drive System: 4x2 🔧 Maintenance Service Intervals Recommended Service Interval: Periodic Checks and Adjustments 📄 Specifications Device Type Device Type: All-Terrain Vehicle (ATV) Intended Use Intended Use: Maintenance and Repair 📄 Performance Specs Engine Engine Type: 4-stroke Displacement: 348cc Fuel Fuel Type: Gasoline 📄 Operational Details Maintenance Scope Maintenance Areas: General Information, Maintenance, Specifications, Periodic Checks and Adjustments, Engine, Carburation, Drive Train, Chassis, Electrical, Troubleshooting