🏷️ Basic Information Identification Make: Yamaha Model: XT350 Year: 1985 Vehicle Type: Dual-Sport Motorcycle Manual Product Name: Yamaha XT350 1985 Technical Training Service Guide Manual Purpose: Dealer Technical Training 👋 Introduction Market Position Market Segment: Lightweight Dual-Sport/Enduro Motorcycle Competitive Analysis Competitors 1985: Honda XL series, Kawasaki KLR series, Suzuki DR series Key Features Design Philosophy: Versatile on-road and off-road capability, reliable and accessible performance Manual Value Proposition Value For Technicians: Provides in-depth technical understanding essential for efficient and accurate servicing, intended for professional dealership mechanics, not a general consumer repair manual. 📋 Manual Details Coverage Areas Primary Coverage: Engine, Chassis, Electrical Systems Page Count Total Pages: 28 Manual Type Type: Technical Training Manual (Internal Dealer Use) Language Language: English Format Format: Adobe PDF 📖 Manual Coverage Systems Covered Engine: Engine operation, disassembly, assembly, troubleshooting, tuning, specifications Chassis: Frame, suspension (front and rear), wheels, tires, brakes, steering, swingarm, bearings Electrical: Ignition system, lighting, charging system, starting system, wiring diagrams, component testing Procedures Included Maintenance: Scheduled maintenance, lubrication, adjustments, component inspections Troubleshooting: Diagnostic procedures for common faults in engine, electrical, and chassis systems Repair: Detailed steps for component removal, overhaul, and reinstallation Technical Depth Depth: Intermediate to Advanced (Dealer Service Technician Level) 📊 Manual Specifications File Format File Type: PDF Print Quality Illustrations: Black and White Illustrations, technical diagrams Binding Type Binding: N/A (Digital Format) Paper Type Paper Type: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Type: Four-stroke, SOHC, air-cooled Cylinder Configuration: Single Cylinder Displacement: 346 cc Bore X Stroke: 80.0 mm x 69.6 mm Compression Ratio: 9.1:1 Performance Horsepower Approx: 25 hp @ 6,500 rpm (Estimated) Torque Approx: 28 Nm @ 5,500 rpm (Estimated) Fuel System Carburetor Type: Mikuni VM34SS (likely) or similar dual-carburetor setup (typical for XT models of this era, specific confirmation in manual) Fuel Type: Unleaded gasoline Ignition Ignition System: CDI (Capacitor Discharge Ignition) Cooling Cooling Method: Air-cooled Lubrication Oil Capacity: Approx. 1.8 L (Specific value to be confirmed in manual) Oil Type: Yamalube (or equivalent SAE 20W-40 API SE/SF) 🔧 Transmission Standard Transmission Type: Constant mesh 6-speed Clutch Type: Wet, multi-disc Features Final Drive: Chain drive Gear Ratios: Specific gear ratios detailed within the service manual 📐 Dimensions Exterior Overall Length: Approx. 2,200 mm (7 ft 2.6 in) Overall Width: Approx. 850 mm (2 ft 9.5 in) Overall Height: Approx. 1,200 mm (3 ft 11.2 in) Weights Dry Weight: Approx. 122 kg (269 lbs) Wet Weight: Approx. 135 kg (298 lbs) (with fluids) Other Wheelbase: Approx. 1,430 mm (56.3 in) Ground Clearance: Approx. 260 mm (10.2 in) Seat Height: Approx. 860 mm (33.9 in) 🛡️ Safety Features Ratings Safety Ratings: N/A (Motorcycle-specific safety ratings not comparable to automobiles) Active Features Braking System Front: Hydraulic disc brake Braking System Rear: Drum brake Passive Features Lighting: Headlight, tail light, brake light, turn signals 💡 Technology Features Infotainment Infotainment System: N/A (Basic analog instrumentation) Driver Assistance Driver Assistance Features: N/A Connectivity Connectivity Options: N/A Instrumentation Instrument Panel: Analog speedometer, tachometer, odometer, trip meter, indicator lights (neutral, turn signals, high beam). 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,000 km or 6 months (Refer to manual for precise intervals and conditions) Air Filter Cleaning: Every 1,000 km or as needed depending on riding conditions Spark Plug Replacement: Every 6,000 km (Specific plug type and gap detailed in manual) Fluid Specifications Engine Oil Grade: SAE 20W-40 (API SE, SF or SG) Fork Oil Type: Yamaha Fork Oil 10W or equivalent (Refer to manual for capacity and exact type) Brake Fluid Type: DOT 3 or DOT 4 (For disc brake systems) Known Issues Common Wear Items: Clutch plates, fork seals, carburetor jets/needles, swingarm bushings Carburetor Tuning: Can be sensitive to altitude and temperature changes; requires precise synchronization and jetting for optimal performance. Electrical Connections: Corrosion on connectors can lead to intermittent electrical issues, especially in humid environments. Special Tools Required Tools: Torque wrench, specialized engine tools (e.g., valve spring compressor), electrical diagnostic tools. Specific tool requirements listed in manual. 📚 Vehicle History Brand Heritage Yamaha Motorcycles: Yamaha Motor Company, established in 1955, has a rich history in motorcycle manufacturing, known for innovation and performance across various disciplines. Model Evolution Xt Series History: The XT series, dating back to the XT500, is renowned for its off-road prowess and dual-sport versatility. The XT350 represented a more accessible and manageable displacement within this popular lineage. Production Production Years: 1985-1995 (approximate range for XT350) Manufacturing Location: Japan 🏆 Awards & Recognition Recognitions Industry Recognition: While specific awards for the 1985 XT350 are not widely documented, the XT series as a whole has been recognized for its durability and versatility in dual-sport riding.