The 2014 KTM 450 SX-F is a high-performance motocross racing machine, engineered for professional competition. Building on KTM's strong off-road racing heritage, this model is celebrated for its powerful single-cylinder, 4-stroke engine, delivering approximately 54 HP and 47 Nm of torque. Its design emphasizes agility and responsiveness, featuring a chromium-molybdenum steel trellis frame, WP 4CS front forks, and a WP DCC rear shock. With a focus on winning, the 450 SX-F competes directly with other premier 450cc motocross bikes and has a history of success in championship racing, noted for its premium componentry and potent performance. This comprehensive factory repair manual provides detailed information essential for the maintenance and repair of your 2014 KTM 450 SX-F. Covering all systems, including complete engine overhaul, chassis components, and both WP suspension systems, the manual offers step-by-step instructions, troubleshooting guides, and technical specifications. With top-quality diagrams and easy-to-read text, this 290-page English-language guide is designed to assist owners and technicians in ensuring optimal performance and longevity of the motorcycle. It details routine maintenance, fluid specifications, and critical considerations for competition use, enabling efficient and accurate service. 🏷️ Basic Information Identification Make: KTM Model: 450 SX-F Year: 2014 Codes Chassis Code Variant: SX-F 👋 Introduction Market Position Segment: Professional Motocross Competition (450cc class) Competitive Analysis Key Competitors: Honda CRF450R, Yamaha YZ450F, Kawasaki KX450F, Suzuki RM-Z450 Key Features Vehicle Focus: High-performance motocross racing machine Manual Benefit: Enables efficient and accurate repairs, saving time and preventing costly mistakes. 📋 Manual Details Coverage Areas Primary Coverage: Complete factory repair manual Page Count Total Pages: 290 Manual Type Type: Factory Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Systems: Complete engine overhaul and repair, including internal components, fuel system, ignition, cooling, and lubrication. Chassis Systems: Complete chassis, frame, subframe, and bodywork. Suspension Systems: Front forks (WP Suspension components) and rear shock absorber (WP Suspension components) service, overhaul, and adjustment. Procedures Included Fault Finding: Comprehensive troubleshooting guides for all systems. Repair Overhaul: Step-by-step instructions for all repair and overhaul procedures. Maintenance: Detailed routine maintenance procedures. Technical Depth Depth: Complete repair and overhaul, including all specifications and tolerances. 📊 Manual Specifications File Format File Type: PDF Print Quality Resolution: Medium Resolution Binding Type Binding: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) Content Quality Illustrations: Top quality diagrams, pictures, and illustrations. Text Readability: Easy-to-read text sections. ⚙️ Engine Specifications Primary Engine Engine Type: Single-cylinder, 4-stroke Displacement: 449.3 cc Bore X Stroke: 95.0 mm x 63.4 mm Valve Train: DOHC, 4 valves Performance Horsepower: Approx. 54 HP (varies with tuning and exhaust) Torque: Approx. 47 Nm (varies with tuning and exhaust) Fuel System Fuel Delivery: Keihin EFI (Electronic Fuel Injection), 44mm throttle body Lubrication Oil Type: SAE 10W-50 (KTM recommends Motorex) Cooling System Cooling Method: Liquid-cooled Starting System Starter: Electric Starter Clutch Clutch Type: Wet multi-disc clutch (Hydraulic actuation by Brembo) 🔧 Transmission Standard Transmission Type: 5-speed, sequential Optional Optional Gearing: N/A (Standard 5-speed for SX-F model) Features Gearbox Brand: KTM (in-house design) Transmission Fluid Fluid Type: SAE 10W-50 (shared with engine oil) 📐 Dimensions Exterior Wheelbase: 1475 mm ± 10 mm (58.1 in ± 0.4 in) Ground Clearance: 375 mm (14.8 in) Seat Height: 952 mm (37.5 in) Weights Dry Weight: Approx. 106.5 kg (234.8 lbs) Fuel Tank Capacity: 7.0 liters (1.85 US gal) Wheels Tires Front Wheel Size: 21 x 1.60 Rear Wheel Size: 19 x 1.85 Front Tire: 80/100-21 Rear Tire: 110/90-19 Bolt Pattern: N/A (Spoke wheels with captive nipples) 🛡️ Safety Features Ratings Safety Certification: Not Applicable (Competition Off-Road Motorcycle) Active Features Brakes Front: Hydraulic disc brake, Brembo caliper, 260mm rotor Brakes Rear: Hydraulic disc brake, Brembo caliper, 220mm rotor Passive Features Frame Construction: Chromium-molybdenum steel trellis frame Handlebars: Neken aluminum, Ø 28/22 mm 💡 Technology Features Infotainment Infotainment System: N/A (Pure Competition Motorcycle - no rider amenities like infotainment) Driver Assistance Traction Control: N/A (No electronic rider aids) Launch Control: Yes (Integrated into the ECU for optimal race starts) Connectivity Connectivity Features: N/A (No Bluetooth or Wi-Fi connectivity) Electronics Ignition System: Digital, ECU controlled Suspension Technology Front Forks: WP 4CS (Four Chamber System) USD forks, 48mm diameter Rear Shock: WP DCC (Dual Compression Control) monoshock with linkage 🔧 Maintenance Service Intervals Oil Change Interval: Every 10-15 hours of riding (under race conditions), or as per manual recommendations. Air Filter Cleaning: Every 5 hours of riding (or more frequently in dusty conditions). Spark Plug Replacement: Recommended every 30-50 hours of riding. Fluid Specifications Engine Oil Capacity: 1.1 liters (1.16 US qt) with oil filter change. Coolant Type: Ethylene glycol-based coolant, typically pre-mixed 50/50 with distilled water. Brake Fluid Type: DOT 4 Known Issues Common Wear Items: Clutch plates, wheel bearings, steering head bearings, suspension seals due to high stress of competition use. Engine Considerations: Regular valve clearance checks...