🏷️ Basic Information Identification Make: Suzuki Model: LT80M Quad Runner Year: 1991 Product Type: Workshop Service Repair Manual Product Format: PDF Download 👋 Introduction Market Position Target Audience: Owners, hobbyists, and professional mechanics maintaining the Suzuki LT80M Quad Runner. Competitive Analysis Manual Value: Provides essential information for DIY repairs, reducing reliance on costly dealer services. Key Features Completeness: Official factory manual offering in-depth coverage unmatched by generic guides. Accessibility: Digital PDF format allows for easy access, search, and printing. 📋 Manual Details Coverage Areas Vehicle Coverage: Suzuki LT80M Quad Runner 1991 Page Count Estimated Pages: Hundreds Manual Type Type: Factory Service Repair Manual Language Language: English Format Digital Format: PDF Download 📖 Manual Coverage Systems Covered Engine: Complete overhaul, diagnosis, repair, and adjustment of engine components. Transmission: Service and repair procedures for the automatic transmission system. Fuel System: Carburetor adjustment, fuel lines, fuel tank, and related components. Ignition System: Spark plug service, ignition timing, CDI unit, and stator coil. Cooling System: Air cooling system details and maintenance. Exhaust System: Muffler and pipe inspection and replacement. Chassis Frame: Frame inspection, alignment, and component mounting. Suspension System: Front and rear suspension fork and shock absorber service. Steering System: Handlebar assembly, steering knuckle, and tie rod end service. Braking System: Front and rear brake caliper, brake drum, and brake cable maintenance. Electrical System: Wiring diagrams, battery, lighting, starter system, and switchgear. Wheels And Tires: Tire pressure, wear inspection, and wheel bearing service. Bodywork And Trim: Fender, seat, and plastic panel removal and installation. Procedures Included Routine Maintenance: Oil changes, filter replacements, chain adjustment, lubrication points. Troubleshooting: Diagnostic flowcharts and common problem identification. Disassembly And Assembly: Step-by-step instructions for component removal and reinstallation. Specifications And Measurements: Torque values, clearances, and critical dimensions. Electrical Diagnostics: Component testing and troubleshooting of the electrical system. Engine Rebuild: Detailed instructions for engine overhauling, including piston, rings, and cylinder. Carburetor Tuning: Jetting, float level, and idle speed adjustments. Technical Depth Depth: Comprehensive factory-level repair and maintenance information. Detail Level: Includes detailed diagrams, exploded views, and step-by-step instructions. 📊 Manual Specifications File Format Format: Digital PDF Print Quality Quality: High-resolution scans of original factory manual pages. Binding Type Binding: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) Searchability Text Search: Likely searchable text, depending on PDF conversion quality. Printability Print Option: Printable in entirety or specific sections. ⚙️ Engine Specifications Primary Engine Type: Two-stroke, air-cooled, single-cylinder Displacement: 79cc Bore X Stroke: 44.0 x 52.0 mm Compression Ratio: 6.2 : 1 Valve System: Reed valve Performance Horsepower: Approx. 6.0 HP at 6500 rpm (Est. for model year) Torque: N/A (Not commonly specified for this class of ATV) Fuel System Carburetor Model: Mikuni VM12 Fuel Type: Unleaded gasoline (87 octane or higher recommended) Oil Mixture: 50:1 ratio (2-stroke oil to gasoline) Lubrication Oil Type: API TC or JASO FB certified 2-stroke engine oil Ignition Ignition System: CDI (Capacitor Discharge Ignition) Spark Plug Type: NGK BR8HS (or equivalent) 🔧 Transmission Standard Type: Automatic, CVT (Continuously Variable Transmission) with chain drive Gear Selection: Forward, Neutral, Reverse Features Clutch Type: Centrifugal clutch 📐 Dimensions Exterior Length: 1,440 mm (56.7 in) Width: 840 mm (33.1 in) Height: 900 mm (35.4 in) Wheelbase: 940 mm (37.0 in) Ground Clearance: 90 mm (3.5 in) Weights Dry Weight: 71 kg (157 lbs) Curb Weight: N/A (Typically not listed for this model, but slightly higher than dry weight) Payload Capacity: N/A (Designed for single rider) 🛡️ Safety Features Ratings Atv Safety: ATVs require specific safety training and protective gear. This manual focuses on mechanical safety. Active Features Braking System Design: Front drum brake and rear expanding brake for reliable stopping power. Passive Features Throttle Limiter: Adjustable throttle stop for controlling speed, especially for younger riders. Parking Brake: Integrated parking brake mechanism. 💡 Technology Features Infotainment Features: N/A (Basic recreational vehicle, no infotainment systems). Driver Assistance Features: N/A (No electronic driver assistance features). Connectivity Features: N/A (No connectivity features). 🔧 Maintenance Service Intervals Engine Oil Change: Every 100 hours or annually, whichever comes first. Air Filter Cleaning: Every 20 hours or as needed based on dusty conditions. Spark Plug Replacement: Every 100 hours or annually. Drive Chain Lubrication Adjustment: Every 500 km (300 miles) or monthly. Brake Adjustment: As needed, check for free play. Fluid Specifications Engine Oil Capacity: N/A (Mixes with fuel) Gear Oil Type: Suzuki Gear Oil SAE 80W API GL-4 or equivalent Gear Oil Capacity: Approx. 50 ml (0.05 US qt) Known Issues Carburetor Clogging: Common in older 2-stroke engines due to fuel deposits or stale fuel. Drive Chain Wear: Regular maintenance is key to preventing premature wear. Exhaust Carbon Buildup: Typical for 2-stroke engines, requiring occasional cleaning. Cvt Belt Wear: Belts have a finite lifespan and require periodic inspection and replacement. 📚 Vehicle History Brand Heritage Manufacturer: Suzuki Motor Corporation, a Japanese multinational corporation known...