🏷️ Basic Information Identification Make: Yamaha Model: TT350 / TT350S Model Years Covered: 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000 👋 Introduction Market Position Target Audience: Professional technicians, DIY enthusiasts, owners of Yamaha TT350/TT350S. Value Proposition: Provides essential information for maintaining and repairing the Yamaha TT350/TT350S across its production run, enabling cost savings on labor. Key Features Scope: Covers a wide range of model years, indicating a comprehensive resource. Format Advantage: Instant PDF download eliminates shipping costs and wait times, and allows for selective printing. 📋 Manual Details Coverage Areas Manual Type: Workshop Service Manual / Repair Manual Language: English Format: PDF Download Delivery Method: Instant Download 📖 Manual Coverage Systems Covered Engine Service: Complete overhaul, disassembly, assembly, tuning, diagnostics. Fuel System: Carburetor service, fuel tank, fuel lines, fuel pump (if applicable). Ignition System: CDI unit, spark plugs, wiring, timing. Transmission: Gearbox inspection, repair, clutch service, shift mechanism. Suspension: Front fork service (seals, oil), rear shock absorber, linkages. Brakes: Front and rear brake systems, caliper service, master cylinder, fluid replacement. Electrical System: Wiring diagrams, lighting, charging system, battery, starter. Frame And Bodywork: Frame inspection, body panel removal/installation, seat, fenders. Wheels And Tires: Spoke tension, wheel bearing service, tire information. Cooling System: Air-cooled engine specific maintenance. Procedures Included Maintenance Procedures: Periodic maintenance charts, lubrication, filter replacement, valve clearance checks. Repair Instructions: Step-by-step instructions for common and complex repairs. Troubleshooting: Diagnostic guides for identifying and resolving issues. Overhaul Procedures: Detailed guidance for complete engine or component rebuilds. Wiring Diagrams: Comprehensive electrical schematics for all systems. Technical Depth Depth: Comprehensive, suitable for professional technicians and advanced DIY mechanics. 📊 Manual Specifications File Format File Format: PDF Print Quality: Full Printable Zoom Functionality: Yes (Zoom In/Out) Searchable Text: Likely (standard for PDF manuals, though not explicitly stated). Requirements: Adobe PDF Reader, WinRAR Compatibility: All Versions of Windows & Mac ⚙️ Engine Specifications Primary Engine Engine Type: Single-cylinder, 4-stroke, air-cooled. Displacement: Approximately 347cc (specific variant may exist, refer to manual for exact details). Bore X Stroke: Refer to manual for exact specifications, typical for this era of Yamaha singles. Compression Ratio: Refer to manual for exact specifications. Performance Horsepower: Approximately 25-30 HP (est. varies by specific year/tune, consult manual for precise figures). Torque: Refer to manual for exact specifications. Fuel System Carburetor: Likely a single Mikuni carburetor (e.g., VM34 or similar), specific model detailed in manual. Fuel Type: Unleaded gasoline. 🔧 Transmission Standard Type: 5-speed constant mesh gearbox. Features Clutch: Wet, multi-plate clutch. Drive Type: Chain drive. 📐 Dimensions Exterior Overall Length: Refer to manual for exact specifications. Overall Width: Refer to manual for exact specifications. Overall Height: Refer to manual for exact specifications. Weights Dry Weight: Approximately 125-130 kg (est. varies by specific year/equipment, consult manual). Fuel Tank Capacity: Approximately 9-10 Liters (est. varies, consult manual). 🛡️ Safety Features Ratings Vehicle Type: Off-road/Dual-sport motorcycle. Active Features Brakes: Front: Drum or Disc brake; Rear: Drum brake (specifications vary by year and region, consult manual). Lighting: Headlight, taillight, brake light, turn signals (where applicable by regulation). 💡 Technology Features Infotainment Features: This model predates modern digital infotainment systems; features are purely mechanical and functional. Driver Assistance Features: No electronic driver assistance features; relies on rider skill and mechanical components. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 2,000-3,000 km or annually (consult manual for specific interval and oil type). Valve Clearance Check: Usually around 5,000-10,000 km, exact interval specified in manual. Air Filter Cleaning: Frequent checks and cleaning recommended, especially for off-road use, as per manual. Fluid Specifications Engine Oil Type: Yamalube 4 or equivalent motorcycle-specific SAE 10W-30 or 10W-40 API SG (verify in manual). Engine Oil Capacity: Refer to manual for exact capacity, typically around 1.5-2.0 liters with filter change. Brake Fluid Type: DOT 3 or DOT 4 brake fluid (verify in manual). Known Issues Carburetor Performance: Can be prone to gumming up if not used regularly or if fuel quality is poor; requires periodic cleaning and adjustment. Suspension Seals: Fork seals can degrade over time, especially with hard off-road use, requiring replacement. Clutch Wear: Clutch plates can wear out depending on riding style and mileage, requiring replacement. 📚 Vehicle History Brand Heritage Yamaha Legacy: Yamaha Motor Company is renowned for its performance-oriented motorcycles across various disciplines, including off-road and dual-sport. Model Evolution Tt Series: The TT series represented Yamaha's commitment to durable and capable off-road machines, with the TT350 being a significant model in this lineage. Production Production Period: The extended production run from 1985 to 2000 signifies a popular and well-supported model.