This manual covers the Quad Runner 250 King Quad, a mid-size utility All-Terrain Vehicle (ATV) produced from 1987 to 1998. Renowned for its robust 250cc air-cooled, 4-stroke engine and reliable performance across various terrains, the Quad Runner 250 King Quad was designed for recreational riders, farmers, hunters, and utility users. Its engineering quality and durable construction established it as a significant competitor in the utility ATV market. Key features include a 5-speed manual transmission with reverse, shaft drive, and a capable suspension system, making it a versatile machine for demanding tasks and off-road adventures. This factory service manual provides comprehensive guidance for the maintenance, repair, and troubleshooting of your 1987-1998 Quad Runner 250 King Quad. It details procedures for all major systems, including the engine, transmission, drivetrain, suspension, brakes, and electrical system. You will find step-by-step instructions for disassembly and reassembly, detailed diagnostic flowcharts for common issues, and essential technical specifications such as torque values and fluid capacities. This manual is an indispensable resource for owners and technicians aiming to preserve the optimal performance and longevity of this capable ATV. 🏷️ Basic Information Identification Make: Suzuki Model: Quad Runner 250 King Quad Model Variant: 250 King Quad Engine Displacement Primary: 250cc Generation Production Years: 1987-1998 👋 Introduction Market Position Segment: Mid-size utility ATV (All-Terrain Vehicle) Target Audience: Recreational riders, farmers, hunters, and utility users seeking a reliable and capable ATV. Competitive Analysis Key Competitors: Honda TRX250 FourTrax, Yamaha Warrior 350, Kawasaki Bayou 300. Key Features Features: Known for its robust engine, capable suspension, and reliable performance in various terrain conditions. The 'King Quad' designation implied enhanced capability and features over standard models. 📋 Manual Details Coverage Areas Covered Models: 1987-1998 Suzuki Quad Runner 250 King Quad Covered Years: 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998 Page Count Estimated Page Count: Approx. 300-400 pages (typical for this era of detailed service manuals) Manual Type Type: Factory Service Manual / Repair Manual Language Language: English Format Format: Digital (PDF) 📖 Manual Coverage Systems Covered Engine: Complete engine overhaul, component identification, timing, lubrication, cooling system, starting system, charging system (stator, regulator/rectifier), carburetor tuning and overhaul. Transmission: Manual transmission component identification, disassembly, inspection, assembly, gear shifting mechanisms, clutch operation and adjustment. Drivetrain: Front and rear drive shafts, differential units, driveshaft U-joints, axle boots, hub assembly maintenance. Suspension: Front A-arm suspension, rear swingarm, shock absorber specifications and replacement, bushings, ball joints, steering linkage. Brakes: Front and rear drum brake or disc brake (depending on specific year/model variant) overhaul, hydraulic systems, brake fluid specifications, bleeding procedures, brake pad/shoe replacement. Electrical System: Wiring diagrams, lighting circuits, ignition system troubleshooting, battery maintenance, starter motor, CDI unit, fault diagnosis. Fuel System: Fuel tank, fuel lines, fuel pump (if applicable), carburetor model identification, cleaning, rebuilding, and adjustment procedures. Cooling System: Air-cooled engine; includes cooling fins, fan (if applicable), and general air flow management. Body And Frame: Frame inspection, body panel removal and installation, seat, fenders, handlebars, and controls. Procedures Included Maintenance: Regular scheduled maintenance, oil changes, filter replacements, spark plug service, chain lubrication and adjustment, brake checks, tire pressure. Troubleshooting: Systematic diagnostic flowcharts for common and uncommon issues, electrical fault finding, engine performance problems. Repair: Step-by-step repair instructions for all major components, including engine rebuilds, transmission repairs, suspension overhauls, and electrical component replacement. Specifications: Torque specifications for all fasteners, valve clearances, timing marks, fluid capacities, electrical resistance values, diagnostic readings. Assembly Disassembly: Detailed exploded views and step-by-step instructions for the safe and correct disassembly and reassembly of all major systems. Technical Depth Depth: Comprehensive: Covers from basic maintenance and adjustments to complete engine and transmission rebuilds, electrical diagnostics, and chassis repairs. 📊 Manual Specifications File Format File Type: PDF Searchability: Searchable text (OCR processed for ease of use) Print Quality Quality: High-resolution scans, clear text and diagrams Binding Type Binding: N/A (Digital Format) Paper Type Paper: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Type: Air-cooled, 4-stroke, SOHC Bore X Stroke: Approx. 66.0 mm x 72.0 mm (typical for this displacement, specific manual to confirm) Compression Ratio: Approx. 9.2:1 (typical, specific manual to confirm) Carburetor Model: Mikuni VM series (e.g., VM26SS or similar, specific manual to confirm). Performance Horsepower Estimated: Approx. 18-20 HP (at crank, estimated, specific manual to confirm) Torque Estimated: Approx. 14-16 lb-ft (at crank, estimated, specific manual to confirm) Fuel System Fuel Type: Unleaded gasoline Fuel Tank Capacity: Approx. 3.7 US gallons (14 Liters) (typical, specific manual to confirm) 🔧 Transmission Standard Type: 5-speed manual with Reverse Features Clutch Type: Wet, multi-plate Drivetrain Type: 2WD (Shaft Drive) 📐 Dimensions Exterior Length: Approx. 76.8 inches (1950 mm) (typical, specific manual to confirm) Width: Approx. 42.9 inches (1090 mm) (typical, specific manual to confirm) Height: Approx. 44.1 inches (1120 mm) (typical, specific manual to confirm) Weights Dry Weight: Approx. 485 lbs (220 kg)...