This manual covers the Yamaha SX Viper 700 Series snowmobiles, including the SX Viper 700 and SX Viper 700 ER models, produced between 2002 and 2006. These high-performance trail and mountain snowmobiles are characterized by their liquid-cooled, 2-stroke, 698cc triple-cylinder engine, featuring Yamaha Fuel Injection (YFI) for precise power delivery and response. The lightweight, agile chassis design is complemented by an advanced ProAction suspension system, ensuring comfort and control across varied terrain. Known for their engineering excellence and reliability, the SX Viper 700 Series offers a dynamic riding experience, competing in the performance segment with its powerful engine and sophisticated suspension. This comprehensive workshop service and repair manual provides detailed information essential for maintaining and repairing your Yamaha SX Viper 700 Series snowmobile. It covers all major systems, including the engine, drive system, chassis and suspension, steering and braking, and electrical system, along with body and trim components. Within these sections, you will find step-by-step procedures for scheduled maintenance, repair tasks, and troubleshooting common and uncommon issues. Technical specifications, diagnostic guides, and safety information are also included, empowering owners, mechanics, and technicians to ensure optimal performance and longevity of the vehicle. 🏷️ Basic Information Identification Make: Yamaha Model: SX Viper 700 Series Model Variant: SX Viper 700, SX Viper 700 ER Model Year Coverage: 2002, 2003, 2004, 2005, 2006 Codes Engine Code: VE700 Chassis Code: Typically 1RX 👋 Introduction Market Position Snowmobile Segment: Performance Trail/Mountain Snowmobile Competitive Analysis Key Competitors: Ski-Doo Mach Z, Arctic Cat Thundercat, Polaris RMK/XC Key Features Engine Type: High-performance 2-stroke triple cylinder Chassis Design: Lightweight and agile for varied terrain Suspension System: Advanced ProAction for comfort and control Fuel Injection: Yamaha Fuel Injection (YFI) for precise fuel delivery and response 📋 Manual Details Coverage Areas Coverage Scope: Complete Workshop Service and Repair Page Count Estimated Page Count: Approximately 500-700 pages (estimated based on typical workshop manuals for this era and complexity) Manual Type Manual Type: Workshop Service Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine System: Engine assembly, disassembly, tuning, lubrication, cooling, fuel, exhaust, starting, ignition, components Drive System: CVT (Continuously Variable Transmission) operation, clutch inspection and adjustment, drive chain/belt maintenance, gearbox (if applicable) Chassis And Suspension: Front suspension (telescopic, independent), rear suspension (ProAction), skis, carbides, shock absorbers, adjustments Steering And Braking: Handlebar assembly, steering column, brake system (hydraulic disc), brake lever, caliper, fluid replacement Electrical System: Lighting, ignition system, battery, starter motor, alternator/stator, wiring diagrams, sensor troubleshooting, EFI (Electronic Fuel Injection) components Body And Trim: Body panels, seat, hood, storage compartments, decals, trim pieces Procedures Included Maintenance Procedures: Scheduled maintenance, lubrication points, fluid checks and changes, filter replacements, spark plug inspection/replacement, battery maintenance Repair Procedures: Engine rebuild, transmission overhaul, suspension repair, brake system service, electrical component replacement, diagnostic procedures Troubleshooting: Step-by-step diagnostic guides for common and uncommon issues, symptom-based troubleshooting charts Technical Data: Torque specifications, clearances, electrical resistance values, diagnostic codes Technical Depth Depth Of Coverage: Comprehensive, from basic user maintenance to full engine and transmission rebuilds, including advanced electrical diagnostics 📊 Manual Specifications File Format File Type: PDF Searchability: Searchable text content within the PDF Print Quality Print Readability: High-resolution, clear diagrams and text suitable for printing Binding Type Binding Type: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: Liquid-cooled, 2-stroke, reed valve, 3-cylinder Displacement: 698 cc Bore X Stroke: 72.0 mm x 56.6 mm Compression Ratio: 7.2:1 (approx.) Performance Horsepower: Approximately 120-130 HP (varies slightly by year and tuning) Torque: Not explicitly stated in typical manuals, but high for its class Fuel System Fuel Delivery: Yamaha Fuel Injection (YFI) with 39mm throttle bodies Fuel Type: Premium Unleaded Gasoline (91 octane or higher recommended) Oil System: Premix or Autolube (depending on specific model configuration and year, manual will detail) Oil Type: Yamalube 2W or equivalent API-TC rated 2-stroke oil 🔧 Transmission Standard Transmission Type: Yamaha Constant Velocity Transmission (CVT) Primary Clutch: Weight-transfer type, adjustable Secondary Clutch: Torque sensing, roller cam type Features Clutch Engagement: Variable based on RPM and load Gear Ratios: CVT ratios are variable, specified by clutch weights and spring tension Drive Chain Reduction: Chain-driven, specified gear ratio in manual Transmission Fluid: Typically a specific lightweight gear oil or is sealed; manual will specify 📐 Dimensions Exterior Overall Length: Refer to specific model year specifications, typically around 115-120 inches Overall Width: Refer to specific model year specifications, typically around 47-48 inches Track Width: Refer to specific model year specifications Weights Dry Weight: Approximately 450-475 lbs (unspecified by manual, but a key spec) Ski Stance: Refer to specific model year specifications Cargo Storage Capacity: Integrated storage compartment under seat/hood 🛡️ Safety Features Ratings Crash Test Ratings: N/A (Snowmobiles are not subject to standard automotive crash testing) Active Features Braking System: Hydraulic disc brake with vented rotor for...