This manual pertains to the Viper ST 50 EXL, a versatile Quad Bike/ATV designed for recreational use. The Viper series represents a line of ATVs, with this specific model featuring a 50cc engine suitable for entry-level riders. The Viper ST 50 EXL is engineered for reliable performance in various off-road conditions, offering a straightforward and enjoyable riding experience for its intended users. This workshop service repair manual provides comprehensive guidance for the maintenance, repair, rebuilding, and restoration of your Viper ST 50 EXL. It covers all essential systems, including the engine, transmission, chassis, and electrical components, with detailed procedures for routine maintenance, troubleshooting, and component replacement. This resource is designed to empower owners and technicians alike, offering the necessary technical specifications, torque values, and diagnostic information to ensure the vehicle remains in optimal working condition. 🏷️ Basic Information Identification Make: Eton Model: Viper ST 50 EXL Vehicle Type: Quad Bike / ATV (All-Terrain Vehicle) Generation Generation Designation: Not specified Codes Product Code: ETONVIPERST50EXL50QUADBIKEATVServiceRepairPDFManualDownload 👋 Introduction Market Position Target Audience: Eton Viper ST 50 EXL owners seeking to perform their own maintenance and repairs, saving on labor costs. Competitive Analysis Value Proposition: Provides professional-level diagnostic and repair information, empowering owners to maintain their ATVs independently. Key Features Ease Of Use: Designed for users with no prior technical expertise, featuring clear instructions and diagrams. Print On Demand: Ability to print specific pages, reducing wear and tear on a single manual copy. Comprehensive Coverage: Covers all repair and maintenance procedures from A to Z. 📋 Manual Details Coverage Areas Primary Coverage: Service, Repair, Maintenance, Rebuilding, Refurbishing, Restoration Page Count Estimated Page Count: Undisclosed (Typically hundreds for comprehensive workshop manuals) Manual Type Manual Type: Workshop Service Repair Manual Language Language: English Format File Format: PDF (Portable Document Format) 📖 Manual Coverage Systems Covered Engine System: Engine assembly, disassembly, lubrication, cooling, fuel delivery, ignition, exhaust, starting, charging Transmission System: Automatic transmission (CVT), clutch, gear reduction, final drive Chassis System: Frame, suspension (front and rear), steering system, wheels, tires, brakes (front and rear) Electrical System: Wiring diagrams, battery, lighting, ignition switch, starter motor, charging system, indicators, instrumentation Bodywork And Trim: Body panels, fenders, seating, handle bars, controls, decals Procedures Included Maintenance Procedures: Oil changes, filter replacements, chain adjustment, brake adjustments, fluid level checks, spark plug replacement, air filter cleaning/replacement, battery maintenance Diagnostic Procedures: Troubleshooting common problems, symptom-based diagnostics, component testing Repair Procedures: Component replacement, internal engine repair, transmission overhaul, brake system repair, steering component replacement Rebuild Procedures: Engine rebuild, transmission rebuild, suspension component rebuild Technical Depth Depth Of Coverage: Comprehensive A-Z coverage, suitable for professional technicians and home mechanics Diagnostic Tools: Information on necessary tools, though specific electronic diagnostic tool requirements are unlikely for this model type Torque Specifications: Detailed torque values for all critical fasteners Clearances And Tolerances: Specifications for engine component clearances (e.g., valve clearances, piston-to-wall clearance) Wiring Diagrams: Detailed, printable electrical wiring schematics 📊 Manual Specifications File Format File Type: PDF Print Quality Printability: High quality, printable pages for on-demand use Resolution: Suitable for clear viewing and printing of diagrams and text Binding Type Binding Style: Digital Download (No physical binding) Paper Type Paper Medium: Digital (Printable on standard paper) Searchability Text Search: Likely searchable PDF text, allowing for quick information retrieval Access Method Delivery Method: Instant email download link upon payment confirmation Compatibility Operating Systems: PC & MAC compatible, supporting Windows (95 through 8) and macOS Software Requirements PDF Reader: Adobe Acrobat Reader or compatible PDF viewer required ⚙️ Engine Specifications Primary Engine Engine Type: 4-stroke, single-cylinder (likely SOHC) Displacement: Approximately 49.5cc (common for 50cc ATVs) Cooling System: Air-cooled (most probable for this class of ATV) Performance Horsepower: Typically in the range of 3-5 HP (estimated, specific data not provided) Torque: Low torque, suitable for recreational use (estimated, specific data not provided) Fuel System Fuel Delivery: Carbureted (likely a constant velocity or slide carburetor) Fuel Type: Unleaded gasoline Ignition Ignition System: CDI (Capacitor Discharge Ignition) 🔧 Transmission Standard Transmission Type: Automatic Continuously Variable Transmission (CVT) Drive System: Chain drive to rear axle (typical for 50cc ATVs) Optional Optional Transmissions: None specified Features Gear Reduction: Integrated reduction gears within the transmission/final drive housing 📐 Dimensions Exterior Overall Length: Undisclosed (typical for small ATVs: 1300-1600 mm) Overall Width: Undisclosed (typical for small ATVs: 700-900 mm) Overall Height: Undisclosed (typical for small ATVs: 800-1000 mm) Weights Dry Weight: Undisclosed (typically 80-100 kg for 50cc ATVs) Payload Capacity: Undisclosed (designed for light recreational use, not heavy loads) Towing Capacity: Not applicable/rated for towing 🛡️ Safety Features Ratings Safety Certifications: Likely meets basic ATV safety standards for recreational use, but specific certifications are not detailed in product info. Active Features Braking System: Front and rear drum or disc brakes (specific type to be detailed in manual) Throttle Limiter: May be equipped with a throttle limiter for younger...