🏷️ Basic Information Identification Make: Suzuki Model: LT80J Quad Runner Year: 1988 Vehicle Type: ATV (All-Terrain Vehicle) Codes Chassis Code: LT80J 👋 Introduction Market Position Positioning: The Suzuki LT80J Quad Runner was positioned as an entry-level to mid-range ATV, popular for youth riders and recreational trail riding due to its manageable size and user-friendly operation. Competitive Analysis Competitors: Competed with similar offerings from Yamaha (e.g., Warrior 80), Honda (e.g., ATC 70/90, TRX 70/90), and Kawasaki during the late 1980s ATV market boom. Key Features Features: Automatic transmission, electric start, reliable 80cc two-stroke engine, and robust chassis suitable for various terrains. Manual Value Proposition Value: This manual provides crucial information for maintaining and repairing a classic, sought-after ATV, extending its lifespan and ensuring optimal performance for enthusiasts. 📋 Manual Details Coverage Areas Primary Coverage: Repair and maintenance of the Suzuki LT80J Quad Runner Page Count Total Pages: 227 Manual Type Type: Workshop Service Manual Language Language: English Format Format: PDF (Downloadable) 📖 Manual Coverage Systems Covered Engine: Detailed disassembly, inspection, repair, and assembly of the 80cc engine. Includes carburetor tuning, ignition system troubleshooting, and cooling system maintenance. Transmission: Maintenance and repair of the automatic transmission (CVT system), including clutch inspection and adjustments. Drivetrain: Front and rear axle service, drive chain adjustment and replacement, differential maintenance (if applicable). Suspension: Front and rear suspension system service, including shock absorber inspection, fork seal replacement, and bushing checks. Brakes: Hydraulic brake system maintenance, including brake fluid replacement, caliper inspection, pad replacement, and drum brake adjustment (rear). Electrical: Wiring diagrams, lighting system repair, starter system troubleshooting, battery maintenance, and ignition coil diagnostics. Fuel System: Fuel tank service, fuel line inspection, fuel filter replacement, and carburetor overhaul. Cooling System: Air-cooled engine specifications and maintenance procedures. Chassis Frame: Frame inspection, handlebar service, and general chassis component checks. Bodywork: Plastic body panel removal and installation, fender service, and seat maintenance. Procedures Included Routine Maintenance: Oil changes, filter replacements, spark plug service, air filter cleaning/replacement, chain lubrication, and brake adjustments. Troubleshooting: Systematic diagnostic procedures for common starting, running, and electrical issues. Includes fault finding charts. Engine Rebuild: Complete step-by-step instructions for engine disassembly, part inspection, component replacement (pistons, rings, gaskets), and reassembly with torque specifications. Transmission Repair: Procedures for clutch engagement, belt inspection, and general CVT system maintenance. Electrical Diagnostics: Troubleshooting ignition, lighting, and starting circuits using wiring diagrams. Includes component testing procedures. Suspension Overhaul: Fork seal replacement, shock absorber service, and general suspension component maintenance. Carburetor Adjustment: Detailed instructions for carburetor cleaning, rebuilding, and tuning for optimal performance. Wheel Tire Service: Tire pressure recommendations and general wheel maintenance. Technical Depth Depth: Comprehensive. Covers everything from basic fluid checks and adjustments to full engine and transmission rebuilds. Suitable for DIY mechanics and professional technicians. 📊 Manual Specifications File Format File Type: PDF Searchable Text: Likely included in a professionally produced PDF, enabling keyword searches. Print Quality Quality: Digital PDF, quality dependent on source scan, but generally clear for technical information. Binding Type Binding: Not Applicable (Digital Download) Paper Type Paper: Not Applicable (Digital Download) ⚙️ Engine Specifications Primary Engine Type: Two-stroke, single-cylinder, air-cooled Displacement: 72 cc (4.39 cubic inches) Bore X Stroke: 42.0 mm x 52.0 mm Compression Ratio: 6.2:1 Performance Horsepower: Approximately 6.1 HP @ 6,500 RPM (estimated) Torque: Not explicitly specified, but adequate for its class. Fuel System Carburetor Model: Mikuni VM14SC Fuel Type: Unleaded gasoline Oil Mixing: Premix (50:1 ratio of gasoline to 2-stroke oil) or Oil Injection system (depending on specific build, manual will clarify). Ignition Ignition Type: CDI (Capacitor Discharge Ignition) Starting System System: Electric Start 🔧 Transmission Standard Type: Automatic (Continuously Variable Transmission - CVT) with Forward, Neutral, and Reverse gears. Optional Optional Gearbox: N/A Features Clutch: Centrifugal clutch Final Drive: Chain drive 📐 Dimensions Exterior Length: 1,435 mm (56.5 inches) Width: 865 mm (34.1 inches) Height: 930 mm (36.6 inches) Wheelbase: 1,000 mm (39.4 inches) Ground Clearance: 80 mm (3.1 inches) Weights Dry Weight: 95 kg (209 lbs) Fuel Capacity: 3.1 L (0.8 US gal) Wheels Tires Front Tire Size: AT16 x 7-7 Rear Tire Size: AT18 x 9.5-8 🛡️ Safety Features Ratings Safety Standards: Designed for recreational use, emphasis on rider control and stability for its class. Specific crash test ratings not typical for ATVs of this era. Active Features Braking System: Drum brakes (front and rear) or potentially a disc brake on the rear for some variants. Manual will detail specific braking setup. Passive Features Chassis Design: Steel tube frame providing a rigid platform. Handlebar steering for rider control. Recommendations Operator Safety: Manual likely includes recommendations for helmet use, protective gear, and safe riding practices, crucial for ATVs. 💡 Technology Features Infotainment Infotainment System: N/A (Basic recreational vehicle of its era) Driver Assistance Assistance Features: N/A Connectivity Connectivity Features: N/A Lighting Lighting System: Basic headlight and taillight system, powered by the...