The Suzuki LT250R QUAD RACER, produced between 1987 and 1992, is a performance-oriented All-Terrain Vehicle (ATV) celebrated for its potent liquid-cooled, 2-stroke engine and agile handling. Known for its robust design and significant power output for its class, this model was a popular choice for sport riding and racing enthusiasts. Throughout its production run, the LT250R saw refinements and updates, solidifying Suzuki's legacy in the sport ATV market. Its engineering quality and reliability made it a formidable machine, offering an exciting off-road experience. This comprehensive Service Repair Manual provides detailed information for the Suzuki LT250R QUAD RACER (model codes LT250RJ through LT250RN). It covers all essential aspects of maintenance, repair, and overhaul, including the engine, cooling system, fuel systems, electrical system, and chassis. The manual features step-by-step repair instructions, diagnostic procedures, torque specifications, and detailed illustrations, diagrams, and wiring schematics. It is an indispensable resource for do-it-yourself enthusiasts and professional mechanics alike, ensuring the vehicle remains in optimal working condition. 🏷️ Basic Information Identification Make: Suzuki Model: LT250R QUAD RACER Type: All-Terrain Vehicle (ATV) Generation Applicable Years: 1987-1992 Codes Model Codes: LT250RJ (1988), LT250RK (1989), LT250RL (1990), LT250RM (1991), LT250RN (1992) 👋 Introduction Market Position Target Audience: Do-it-yourself enthusiasts and experienced mechanics seeking detailed repair and maintenance information for their Suzuki LT250R QUAD RACER. Competitive Analysis Value Proposition: An inexpensive way to keep the vehicle working properly, offering comprehensive repair and service information for a wide range of models. Key Features Manual Strengths: Detailed illustrations, diagrams, wiring schematics, step-by-step instructions, and comprehensive coverage make it an indispensable resource. 📋 Manual Details Coverage Areas Manual Type: Service Repair Manual Page Count Total Pages: 246 Language Language: English Format File Format: PDF Delivery Delivery Method: Download link provided after payment completion Compatibility Operating Systems: All Versions of Windows & Mac Requirements Software Requirement: Adobe PDF Reader 📖 Manual Coverage Systems Covered Engine: Complete engine overhaul, disassembly, assembly, component inspection, and troubleshooting. Cooling System: Radiator, water pump, thermostat, coolant hoses, and related components. Fuel Systems: Carburetor(s) tuning, cleaning, and rebuilding, fuel lines, fuel tank, fuel filter. (Likely Mikuni VM series carburetor). Electrical System: Ignition system, lighting, charging system (stator, rectifier/regulator), battery, wiring harnesses, switches, fuses, and troubleshooting with wiring diagrams. Chassis: Frame, suspension (front and rear), steering, wheels, tires, brakes (front and rear), and drivetrain components. Service Information: General repair information, torque specifications, special tools, tightening sequences, and diagnostic procedures. Procedures Included Maintenance: Periodic maintenance, tune-up procedures, lubrication, oil changes, air filter service, spark plug replacement, chain adjustment. Repair: Detailed step-by-step repair instructions for all major components and systems. Rebuild: Engine rebuild, transmission rebuild, carburetor rebuild, suspension component rebuilding. Refurbish: Procedures to restore components to like-new condition. Restoration: Guidance for full ATV restoration projects. Diagnostics: Troubleshooting guides, symptom-based diagnostics, and repair solutions. Technical Depth Depth Level: Comprehensive, covering everything from basic maintenance to complete disassembly and reassembly. Visual Aids Illustrations Diagrams: Detailed illustrations, diagrams, and wiring schematics are included to guide the user. 📊 Manual Specifications File Quality Print Quality: All pages are printable without restriction, implying high-resolution PDF for clear output. Binding Type Binding: N/A (Digital PDF Download) Paper Type Paper Type: N/A (Digital PDF Download) ⚙️ Engine Specifications Primary Engine Engine Type: Liquid-cooled, 2-stroke, single-cylinder engine. (Specific displacement typically 246cc). Performance Horsepower Torque: While not explicitly stated in the product info, this model typically produced around 30-35 HP, with significant torque for its class. Exact figures would be detailed in the manual. Fuel System Carburetor Type: Likely a single Mikuni VM series carburetor (e.g., VM32SS), requiring detailed tuning and jetting information covered in the manual. Ignition System Ignition Type: CDI (Capacitor Discharge Ignition) system, with specific timing and component specifications detailed in the manual. Cooling System Cooling Method: Liquid-cooled, featuring a radiator and fan for optimal operating temperatures during demanding use. 🔧 Transmission Standard Transmission Type: 6-speed manual transmission with wet multi-plate clutch. Optional Drive System: Chain drive to the rear axle. (No mention of 4WD for this model). Features Clutch Operation: Hydraulic clutch actuation (typical for this era of performance ATVs), with service procedures for the clutch master cylinder, slave cylinder, and fluid. 📐 Dimensions Exterior Length Width Height: Specific dimensions for each model year are not provided but will be detailed within the manual, likely including overall length, width, and seat height. Weights Dry Weight: Dry weight varied slightly by year but was typically in the range of 350-380 lbs. Exact figures will be in the manual. Fuel Capacity: Typically around 2.6 gallons (9.8 liters). Specifics for each model are available in the manual. 🛡️ Safety Features Ratings Safety Standards: ATVs of this era were designed for off-road use. The manual would cover safety warnings and operational guidelines specific to the LT250R's performance capabilities. Active Features Braking System: Hydraulic disc brakes front and rear. Front typically featured dual discs,...