The pinnacle of Husqvarna motocross, the FC 450 uses advanced engineering techniques to not only draw 63 horsepower from the 450cc motor, but also position the engine shaft arrangements at the ideal center of gravity to vastly benefit handling and maneuverability. Engine and transmission Displacement 449.9 ccm (27.45 cubic inches) Engine type Single cylinder, four-stroke Power 63.0 HP (46.0 kW)) Bore x stroke 95.0 x 63.4 mm (3.7 x 2.5 inches) Fuel system Carburettor. 44mm Keihin Fuel control Single Overhead Cams (SOHC) Ignition Keihin EMS Cooling system Liquid Gearbox 5-speed Transmission type Chain (final drive) Clutch Wet, multi-disc clutch, Magura hydraulics Driveline 520 X-Ring chain Chassis, suspension, brakes and wheels Frame type 25CrMo4 steel central-tube Rake (fork angle) 26.1° Front suspension WP XACT-USD, Ø 48 mm Front wheel travel 300 mm (11.8 inches) Rear suspension WP XACT Monoshock with linkage Rear wheel travel 300 mm (11.8 inches) Front tire 90/90-21 Rear tire 140/90-18 Front brakes Single disc. Brembo twin-piston floating calliper Diameter 260 mm (10.2 inches) Rear brakes Single disc. Brembo single-piston floating calliper Diameter 220 mm (8.7 inches) Wheels Alloy rims by D.I.D. DUNLOP MX33 tyres. Physical measures and capacities Dry weight 101.0 kg (222.7 pounds) Power/weight ratio 0.6238 HP/kg Seat height 940 mm (37.0 inches) If adjustable, lowest setting. Ground clearance 370 mm (14.6 inches) Wheelbase 1485 mm (58.5 inches) Fuel capacity 7.00 litres (1.85 US gallons)
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