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2004 KTM 450 EXC Racing Motorcycle

KTM 450 EXC Racing

Controllable power output together with racing oriented peak power characterise the 450 EXC as the ideal 4-stroke competition enduro in it's class. Smooth and easy to ride engine characteristics feature on the new reissued 400 EXC Racing. Featuring all technical updates of the 2004 racing engines such as clutch, carburettor and single-tube exhaust which leads to 2 kg weight reduction.

  • Engine - single cylinder, 4-stroke
  • Displacement (cc) - 447.92
  • Bore x stroke (mm) - 89 x 72
  • Compression ratio - 11:1
  • Starter - kick-starter and E-starter / 4 Ah
  • Transmission - 6 gears
  • Carburetor - Keihin MX FCR 39
  • Control - 4 V / OHC with roller rocker lever
  • Lubrication - pressure lubrication with 2 Eaton pumps
  • Engine oil - 1,2 l Motorex Power Synt 4T 10W / 50
  • Primary drive - 33 : 76
  • Cooling - liquid cooled
  • Clutch - wet multi-disc clutch, operated hydraulically
  • Ignition - Kokusan digital 4K-3B
  • Frame - chromium molybdenum
  • Subframe - aluminium
  • Handlebar - tapered Magura 28 mm
  • Front suspension - WP-USD 48 MA
  • Rear suspension - WP-PDS-shock absorber
  • Suspension travel, front/rear - 300 / 335 mm
  • Front / Rear brakes - disc brakes 260 / 220 mm
  • Front / rear rims - 1.60 x 21"; 2.15 x 18" DID
  • Front / rear tyres - 90/90-21"; 140/80-18"
  • Transmission - 15:45
  • Chain - X-ring chain 5/8 x 1/4"
  • Main silencer - aluminum
  • Steering head angle - 63.5
  • Wheel caster - 112 mm
  • Wheelbase - 148110 mm
  • Ground clearance (unloaded) - 385 mm
  • Seat height - 925 mm
  • Fuel capacity - approx. 8.5 litres
  • Weight (ready to race, no fuel) - approx. 117.2 kgs