🏷️ Basic Information Identification Make: Suzuki Model: Quadracer 250 R Model Years Covered: 1987, 1988, 1989, 1990, 1991, 1992 Codes Chassis Code Prefix: LT250R 👋 Introduction Market Position Target Audience: Mechanical technicians and experienced ATV owners/enthusiasts Competitive Analysis Value Proposition: Provides professional-level repair information to save on shop costs and maintain vehicle performance Key Features Information Reliability: Most reliable information, aims to help owners get the best value Safety Emphasis: Highlights safety precautions, torque specifications, and use of specialized tools Dealer Information Parity: Contains specifications and procedures similar to authorized dealer service departments 📋 Manual Details Coverage Areas Vehicle Coverage: Suzuki Quadracer 250 R (1987-1992) Page Count Total Pages: 246 Manual Type Type: Workshop Service Manual Language Language: English Format File Format: PDF 📖 Manual Coverage Systems Covered Engine: Complete overhaul, diagnostics, tune-ups Fuel System: Carburetion, fuel delivery, tank, lines Ignition System: CDI, spark plugs, timing, diagnostics Lubrication System: Oil pump, oil passages, lubrication procedures Exhaust System: Muffler, header pipe, gaskets Electrical System: Wiring diagrams, lighting, charging system, ignition components Bodywork: Frame, plastics, seat, handlebars, body panel removal/installation Transmission: Gearbox disassembly, assembly, maintenance Procedures Included Maintenance And Servicing: Routine checks, lubrication, filter changes, adjustments Diagnostics: Troubleshooting guides, symptom-based diagnostics Repair: Component-specific repair procedures for all major systems Overhaul: Detailed procedures for engine and transmission rebuilds Assembly Disassembly: Step-by-step instructions for component and sub-assembly removal and installation Tune Ups: Carburetor adjustment, ignition timing, general performance tuning Technical Depth Depth Of Coverage: Comprehensive, suitable for professional technicians and experienced DIY enthusiasts Proprietary Components: Includes instructions for proprietary components and their respective manufacturers' guidance 📊 Manual Specifications File Format Format: PDF Print Quality Printability: Yes, printable pages Binding Type Binding: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) Delivery Delivery Method: Fast and Free Electronic Delivery via Email ⚙️ Engine Specifications Primary Engine Engine Type: 2-stroke, single-cylinder Displacement: 246cc (approximate, specific model year variations may exist) Cooling System: Liquid-cooled Performance Horsepower Estimated: Approximately 30-35 HP (manufacturer figures may vary slightly by year) Torque Estimated: N/A (Specific figures not provided in product info, but expected to be robust for its class) Fuel System Carburetor Type: Single Mikuni VM series carburetor (e.g., VM34SS or similar, specific size varies by year) Fuel Type: Unleaded gasoline with appropriate 2-stroke oil pre-mix (ratio specified in manual) Ignition System Ignition Type: CDI (Capacitor Discharge Ignition) 🔧 Transmission Standard Transmission Type: 6-speed manual sequential Clutch Type: Wet multi-plate Features Final Drive: Chain drive Reverse Gear: Not standard (typically none on this model) 📐 Dimensions Exterior Vehicle Type: All-Terrain Vehicle (ATV) - Sport Quad Weights Dry Weight Approximate: Around 350-370 lbs (specifics vary by year and features) 🛡️ Safety Features Ratings Safety Standards Applicability: Manual emphasizes safe repair practices and use of safety equipment Active Features Braking System: Hydraulic disc brakes front and rear (specific configurations vary by year) Passive Features Frame Construction: High-tensile steel frame 💡 Technology Features Infotainment Infotainment System: N/A (No electronic infotainment features expected on this model). Driver Assistance Driver Assistance Features: N/A (No electronic driver assistance features on this model). Connectivity Connectivity Features: N/A (No electronic connectivity features on this model). 🔧 Maintenance Service Intervals Oil Change Interval: Refer to manual for specific hours/miles, typically frequent for 2-stroke engines. Spark Plug Replacement: Refer to manual for specific intervals, crucial for 2-stroke performance. Air Filter Cleaning: Regular checks and cleaning recommended, especially in dusty conditions. Fluid Specifications Engine Oil Type: High-quality 2-stroke synthetic or semi-synthetic oil (specific API rating and viscosity will be detailed in the manual). Transmission Oil Type: Gear oil, viscosity and specification (e.g., SAE 80 or 90) detailed in manual. Coolant Type: Ethylene glycol-based antifreeze/coolant with corrosion inhibitors (specific type and mixture ratio in manual). Known Issues Common Wear Items: Carburetor jets clogging, reed valve wear, chain and sprocket wear, brake pad wear. Performance Tuning Considerations: Proper jetting for altitude and temperature, exhaust modifications, and aftermarket air filters can impact performance and require re-tuning. 📚 Vehicle History Brand Heritage Manufacturer: Suzuki Motor Corporation, renowned for performance motorcycles and ATVs Model Evolution Generation Overview: The LT250R was a highly influential sport ATV, known for its powerful engine and agile handling, setting benchmarks in its class during the late 80s and early 90s. Production Production Period: 1987-1992 🏆 Awards & Recognition Recognitions Model Reputation: The LT250R was highly regarded in the ATV community for its performance and racing heritage during its production years.