This manual covers the 2007 450 SX-F, 505 SX-F, and 450 SXS-F models, representing the second generation of the SX-F platform. These Austrian-manufactured machines are renowned for their performance-oriented design, built for competitive motocross and supercross racing. Engineered with a focus on power delivery, handling, and robust suspension systems, these models embody a strong heritage in off-road motorsport. Key features include a powerful single-cylinder, 4-stroke LC4 engine, a hydraulically operated multi-disc wet clutch, and a 5-speed constant-mesh gearbox. The chassis is constructed from chromoly steel for rigidity, and the braking system utilizes hydraulic discs with components. This comprehensive workshop service repair manual provides essential technical data for owners and mechanics. It details engine mechanicals, including disassembly and assembly of components like pistons, valves, and the oil pump, as well as engine electrical systems, wiring diagrams, and ignition. The manual also covers chassis and suspension servicing, fuel and cooling systems, exhaust, brakes, wheels, tires, clutch, and controls. Included are routine maintenance procedures, periodic maintenance schedules, troubleshooting guides for common issues, and specific instructions for component servicing. This resource is designed to facilitate the effective maintenance and repair of your 2007 SX-F models, ensuring optimal performance and longevity. 🏷️ Basic Information Identification Make: KTM Model: 450 SX-F / 505 SX-F / 450 SXS-F Year: 2007 Codes Engine Code 450: LC4 Engine Code 505: LC4 Generation Model Generation: Second Generation SX-F Platform (Introduced 2007) 👋 Introduction Market Position Target Audience: Owners and mechanics of 2007 KTM 450/505 SX-F and 450 SXS-F models seeking in-depth service and repair information. Competitive Analysis Value Proposition: Provides essential, detailed technical data often only available in authorized service centers, saving owners significant costs. Key Features Availability: Instant Download, offering immediate access to critical repair information. Content Quality: Features high-quality diagrams and instructions, distinguishing it from less detailed resources. 📋 Manual Details Coverage Areas Primary Coverage: 2007 KTM 450 SX-F, 2007 KTM 505 SX-F, 2007 KTM 450 SXS-F Secondary Coverage Implied: Potential overlap with other 2000-2007 KTM models mentioned, but specific focus is on the 2007 SX-F variants. Page Count Estimated Page Count: N/A (Digital Download) Manual Type Type: Workshop Service Repair Manual Language Language: English Format File Format: PDF 📖 Manual Coverage Systems Covered Engine Mechanical: Engine disassembly, assembly, servicing of individual components (pistons, rings, valves, crankshaft, connecting rod, oil pump, etc.) Engine Electrical: Wiring diagrams, ignition system, starter system, lighting, charging system. Chassis Suspension: Front fork (WP), rear shock absorber (WP), linkage, frame, swingarm. Fuel System: Carburetor/Fuel injection (if applicable, though SX-F is typically carbureted), fuel tank, fuel lines. Cooling System: Radiator, cooling fan, hoses, coolant. Exhaust System: Exhaust pipe, muffler. Brakes: Front and rear brake systems (calipers, master cylinders, lines, rotors). Wheels Tires: Wheel mounting, tire replacement, spoke tension. Clutch: Clutch operation, adjustment, replacement of plates and springs. Controls: Handlebars, levers, pedals, cables. Procedures Included Disassembly Assembly: Complete engine disassembly and reassembly procedures. Troubleshooting: Detailed troubleshooting guide for common issues and symptoms. Maintenance: Routine maintenance tasks, periodic maintenance schedule. Component Servicing: Specific instructions for servicing individual engine and chassis components. Electrical Diagnostics: Guidance for diagnosing electrical faults using wiring diagrams. Technical Depth Depth: Comprehensive, covering both routine maintenance and major repair procedures suitable for experienced DIYers and professional mechanics. 📊 Manual Specifications File Format Readability: High-quality diagrams and instructions, designed for clarity. Compatibility: Compatible with all versions of Windows & Mac. Requirements: Adobe PDF Reader required. Print Quality Printable: All pages are printable. Binding Type Binding: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type 450: Single-cylinder, 4-stroke, SOHC, liquid-cooled (specifics for 2007 LC4 engine) Engine Type 505: Single-cylinder, 4-stroke, SOHC, liquid-cooled (specifics for 2007 LC4 engine) Performance Bore X Stroke 450: Typical for this era: ~95 mm x 63.4 mm (exact specs in manual) Bore X Stroke 505: Typical for this era: ~97 mm x 63.4 mm (exact specs in manual) Horsepower Estimate 450: Approximately 50-55 HP (peak, may vary with tuning/configuration) Horsepower Estimate 505: Approximately 55-60 HP (peak, may vary with tuning/configuration) Fuel System Carburetion: Keihin FCR (Flat CR) carburetor, likely 39mm or 41mm (specifics in manual) Fuel Type: Unleaded gasoline, high octane recommended. 🔧 Transmission Standard Type: Constant-mesh, 5-speed gearbox Optional Optional Gearing: N/A (Standard configuration for SX models) Features Clutch Type: Hydraulically operated, multi-disc wet clutch Transmission Fluid: Refer to manual for specific specifications (typically ATF Dextron III or similar). 📐 Dimensions Exterior Wheelbase: Approx. 1470 mm / 57.9 inches (for 2007 SX models, specific to manual) Weights Dry Weight Estimate 450: Approx. 105 kg / 231.5 lbs (for 2007 SX models, specific to manual) Dry Weight Estimate 505: Approx. 106 kg / 233.7 lbs (for 2007 SX models, specific to manual) 🛡️ Safety Features Ratings Safety Standards: N/A (Motorsport vehicle, no DOT/NHTSA ratings apply) Active Features Braking System: Hydraulic disc brakes front and...