🏷️ Basic Information Identification Make: Yamaha Model: TT350 / TT350S Codes Model Codes: TT350, TT350S 👋 Introduction Market Position Segment: Dual-sport / Enduro Motorcycle Competitive Analysis Competitors: Honda XR series, Kawasaki KLR series, Suzuki DR series Key Features Attributes: Reliable air-cooled engine, robust chassis, capable off-road performance with street legality 📋 Manual Details Coverage Areas Applicable Years: 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000 Manual Type Type: Service Repair Workshop Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine: Complete engine overhaul, tuning, troubleshooting, component identification, specifications Transmission: Gearbox inspection, repair, clutch service, shift mechanism, lubrication Fuel System: Carburetor disassembly, cleaning, adjustment, fuel pump, fuel lines, tank maintenance Electrical System: Ignition system, stator, CDI unit, lighting, wiring diagrams, battery service, starting system Suspension: Front forks (telescopic), rear monoshock, linkages, adjustments, servicing Brakes: Front and rear brake system maintenance, caliper overhaul, pad replacement, fluid bleeding, drum brake service Frame And Bodywork: Chassis inspection, swingarm, steering head bearings, body panel removal and installation, seat, fenders Wheels And Tires: Wheel bearing service, spoke tensioning, tire selection and installation, rim maintenance Procedures Included Routine Maintenance: Oil changes, filter replacements, chain adjustment, lubrication points, spark plug service Troubleshooting: Diagnostic procedures for common problems, electrical faults, engine performance issues Repair: Step-by-step repair instructions for all major components and systems Disassembly And Assembly: Detailed guides for dismantling and reassembling various motorcycle parts Technical Depth Depth: Comprehensive coverage from basic owner maintenance to full engine and transmission rebuilds 📊 Manual Specifications File Format Compatibility: Compatible with all PDF readers on PC, Mac, tablets, and smartphones Print Quality Quality: High-resolution scans for clear text and diagrams Binding Type Type: N/A (Digital Download) Paper Type Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Type: 4-stroke, Single-cylinder, SOHC Displacement: 347 cc (approx.) Bore X Stroke: 74.0 x 80.0 mm (Typical for this era and displacement) Compression Ratio: 9.5:1 (Approximate) Cooling System: Air-cooled Ignition: CDI (Capacitor Discharge Ignition) Performance Horsepower: Approx. 25-30 HP (Estimated based on typical class performance) Torque: Approx. 20-24 Nm (Estimated) Fuel System Carburetor Type: Single Mikuni carburetor (e.g., VM34 or similar) Fuel Type: Unleaded gasoline (87 octane or higher recommended) 🔧 Transmission Standard Type: 5-speed constant mesh Features Clutch: Wet, multi-plate Drive Type: Chain Drive 📐 Dimensions Exterior Length: Approx. 2170 mm (Varies slightly by year/spec) Width: Approx. 830 mm (Handlebar width) Height: Approx. 1220 mm (Seat height varies) Weights Dry Weight: Approx. 125-130 kg Fuel Tank Capacity: Approx. 10 Liters (2.6 US gal) 🛡️ Safety Features Ratings Crash Test Data: N/A (Motorcycle specific crash ratings not typically applicable in the same way as cars) Active Features Braking System: Front: Disc brake, Rear: Drum brake (early models) or Disc brake (later/S models) 💡 Technology Features Infotainment Features: N/A (Basic motorcycle instrumentation: speedometer, odometer, neutral indicator, high beam indicator) Driver Assistance Features: N/A (No electronic rider aids typical for this era of dual-sport) 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,000 km or 6 months (refer to manual for specifics) Air Filter Cleaning: Every 1,000 km or as needed in dusty conditions Spark Plug Replacement: Every 6,000 km (or check gap and condition) Fluid Specifications Engine Oil Type: SAE 10W-40 API SG or higher (e.g., Yamalube 4-stroke motorcycle oil) Engine Oil Capacity: Approx. 1.6 Liters without filter change, 1.8 Liters with filter change (confirm in manual) Brake Fluid Type: DOT 3 or DOT 4 (Check caliper/master cylinder for specific recommendation) Transmission Oil Type: Refer to engine oil specifications, as it's often a shared sump. Known Issues Common Wear Items: Cam chain tensioner, carburetor jetting issues due to age, fork seal leaks, exhaust pipe corrosion. Electrical Quirks: Stator output degradation over time, CDI unit failure (less common but possible), aging wiring harness insulation. 📚 Vehicle History Brand Heritage Heritage: Yamaha's long-standing reputation for reliable and performance-oriented motorcycles, especially in off-road and dual-sport categories. Model Evolution Evolution: The TT350 was part of Yamaha's 'True Dual-Purpose' line, evolving from earlier TT models and contributing to the development of modern dual-sport bikes. The 'S' designation often indicated sportier or slightly upgraded features, potentially including disc brakes front and rear or revised suspension. Production Production Period: 1985 - 2000 🏆 Awards & Recognition Recognitions Historical Acclaim: The TT350 series was generally well-regarded for its reliability and balance of off-road capability and street manners within its class during its production run. Specific awards are not widely documented for individual model years.