The Suzuki LT80H Quad Runner, produced in 1987, represents a robust and user-friendly entry-level ATV designed for recreational and light utility use. Known for characteristic durability and reliability, this model offers a simple yet effective package for young riders and beginners. Its design prioritizes ease of operation and maintenance, making it a versatile choice for trail riding and basic tasks. The LT80H stands out in its class for its dependable build quality, ensuring a consistent and enjoyable riding experience for its intended audience. This comprehensive workshop service and repair manual provides detailed guidance for maintaining and repairing the Suzuki LT80H Quad Runner. It covers all essential aspects of the vehicle, including in-depth engine repair, transmission servicing, chassis and suspension adjustments, brake system maintenance, and electrical system diagnostics. The manual includes routine maintenance schedules, troubleshooting procedures for common issues, and step-by-step instructions for component overhauls and repairs. Its scope ensures that owners, mechanics, and technicians have the necessary information to keep the LT80H in optimal working condition. 🏷️ Basic Information Identification Make: Suzuki Model: LT80H Quad Runner Year: 1987 Product Type: Workshop Service Repair Manual Codes Model Code: LT80H 👋 Introduction Market Position Segment: Entry-level youth ATV, recreational and utility use. Target Audience: Young riders, beginners, parents seeking a reliable ATV for supervised use. Competitive Analysis Competitors: Honda TRX70/80, Yamaha YFM80, Kawasaki KLT85. Key Features Durability: Known for Suzuki's robust build quality and reliability in its class. Simplicity: User-friendly design, easy to operate and maintain for younger riders. Versatility: Suitable for light trail riding, recreational use, and basic yard work. 📋 Manual Details Coverage Areas Primary Coverage: Complete Workshop Service and Repair Page Count Estimated Pages: Hundreds (as stated in description, implies comprehensive) Manual Type Type: Official Factory Service Manual Language Language: English (presumed based on product description) Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine: Detailed engine repair, overhaul, carburetor, ignition system, cooling system. Transmission: Clutch, gearbox, drive system maintenance and repair. Chassis: Frame, suspension (front and rear), steering system. Brakes: Brake system inspection, repair, and adjustment for front and rear brakes. Electrical: Wiring diagrams, lighting system, ignition system, battery, starter, charging system. Bodywork: Body panels, fenders, seat, handlebars, controls, plastics. Procedures Included Maintenance: Routine maintenance, lubrication, inspection schedules. Troubleshooting: Diagnostic procedures for common problems and system faults. Repair: Step-by-step repair instructions for all major components. Overhaul: Complete engine and component overhaul procedures. Adjustments: Carburetor tuning, chain tension, brake adjustments. Technical Depth Depth: Comprehensive, from basic maintenance to full engine rebuilds. Diagnostic Focus: Detailed troubleshooting guides and diagnostic flowcharts. 📊 Manual Specifications File Format File Type: PDF Print Quality Quality: High-resolution, printable pages. Binding Type Binding: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) Searchability Text Search: Searchable text for quick information retrieval. ⚙️ Engine Specifications Primary Engine Engine Type: Two-stroke, single-cylinder, reed valve Displacement: 72cc Bore X Stroke: 42.0 mm x 52.0 mm Cooling System: Air-cooled Performance Horsepower: Approx. 6.5 HP @ 6,500 RPM (Estimate based on class) Torque: Approx. 5.0 lb-ft @ 5,500 RPM (Estimate based on class) Fuel System Carburetor Model: Mikuni VM16SH (typical for this application) Fuel Type: Unleaded gasoline Oil Mixture Ratio: 50:1 (2-stroke oil to gasoline) Ignition System Ignition Type: CDI (Capacitor Discharge Ignition) 🔧 Transmission Standard Type: Automatic (CVT - Continuously Variable Transmission) Drive System: Chain drive, 2WD (Two-Wheel Drive) Features Reduction Gear: Yes, for increased torque. Fluid Specifications Gear Oil: Suzuki Gear Oil API GL-4 SAE 80W (or equivalent). 📐 Dimensions Exterior Length: Approx. 1,540 mm (60.6 in) Width: Approx. 940 mm (37.0 in) Height: Approx. 960 mm (37.8 in) Wheelbase: Approx. 1,000 mm (39.4 in) Weights Dry Weight: Approx. 93 kg (205 lbs) Fuel Capacity: Approx. 7.0 liters (1.8 US gal) Wheels Tires Front Tire Size: AT16 x 7-7 Rear Tire Size: AT19 x 9.5-8 Bolt Pattern: 4x110mm (typical for Suzuki ATVs of this era) 🛡️ Safety Features Ratings Design Standard: Designed for youth riders, emphasizing safety and ease of use. Active Features Throttle Limiter: Adjustable throttle limiter screw for speed control. Engine Brake: Effective engine braking provided by the CVT system. Passive Features Guarding: Footpegs with integrated heel guards, front and rear grab bars. Lighting: Headlight and taillight for visibility. 💡 Technology Features Infotainment Features: Basic instrumentation: speedometer (if equipped), neutral indicator, oil indicator. Driver Assistance Features: Throttle limiter for controlled acceleration. Connectivity Features: N/A (No electronic connectivity features expected for this era/model). 🔧 Maintenance Service Intervals Oil Change Engine: Check/change gearbox oil every 12 months or 1,500 km (930 miles) of use (refer to manual for specific ATV usage intervals). Spark Plug Replacement: Replace every 3,000 km (1,860 miles) or annually. Air Filter Cleaning: Clean every 1,000 km (620 miles) or as needed in dusty conditions. Chain Adjustment: Inspect and adjust chain tension every 500 km (310 miles). Fluid Specifications 2 Stroke Oil: High-quality 2-stroke...