KTM EXC 300 XC Motorcycle User Manual


 
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TECHNICAL SPECIFICATIONS – ENGINE 125 EXC/EXC SIX DAYS, 200 XC/XC-W/EXC 2007
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ENGINE 125 EXC/EXC SIX DAYS 200 XC-W/EXC 200 XC
Design Liquid-cooled, single-cylinder, two-stroke engine with intake and exhaust control
Piston displacement 124.8 ccm 193 ccm
Bore / stroke
54 / 54.5 mm (2.126 / 2.145 in)
64 / 60 mm (2.52 / 2.362 in)
Fuel
unleaded fuel with at least RON 95 (USA = Premium RON 91), mixed with high grade two stroke oil
Oil / gasoline ratio 1:40-1:60 when using high grade, two- stroke oil (Motorex Cross Power 2T).
When in doubt, please contact your importer
Crankshaft bearing 1 deep-groove ball bearing / 1 cylinder roller bearing
Connecting rod bearing needle bearing
Piston pin bearing needle bearing
Piston cast piston
Piston ring two plain compression rings two plain compression rings
Dimension „X“ 0,0 mm
Ignition timing
1.4 mm (0.055 in) (16.5°) BTDC
1.6 mm (0.063 in) (17°) BTDC
Spark plug NGK BR9 EVX NGK BR 8 EG
Electrode gap 0,60 mm
Dimension „Z“ 43,5 mm (1.68 in) 47 mm (1.85 in)
Primary drive straight cut spur gears, primary ratio 23:73
Clutch multiple disc clutch in oil bath, hydraulically operated (Motorex hydraulic fluid 75)
Transmission 6 speed, claw actuated 6 speed, claw actuated
Gear ratio
1st gear 12 : 33 „1G33“ 13 : 33 „1G33“ 13 : 32 „1S32“
2nd gear „2S15“ 15 : 31 „2G31“ „2S15“ 15 : 31 „2G31“ „2S15“ 15 : 30 „2S30“
3rd gear „3S17H“ 17 : 28 „3S28H“ „3S17H“ 17 : 28 „3S28H“ „3S17H“ 17 : 28 „3S28H“
4th gear „4S19H“ 19 : 26 „4S26“ „4S19H“ 19 : 26 „4S26“ „4S19H“ 19 : 26 „4S26H“
5th gear „5S21“ 21 : 25 „5S25“ „5G17H“ 17 : 19 „5G19H“ „5S21“ 21 : 25 „5S25“
6th gear „6G20“ 20 : 20 „6G20“ „6G22H“ 22 : 20 „6E20H“ „6G22“ 22 : 23 „6S23“
Gear lubrication 0,7 liter Motorex Top Speed 4T 15W50
Available chain sprockets 13t / 14t for chain 5/8 x 1/4"
Coolant 1.2 litres, 50% anti freeze, 50% distilled water, at least -25 °C (-13 °F)
Ignition system
KOKUSAN 2K-3 (EXC/EXC Six Days)
KOKUSAN 2K-3 (EXC)
Generator output 12V / 110 W 12V / 110 W
Ignition system XC-W KOKUSAN 2K-2 (XC/XC-W)
Generator output 12V 40 W
Carburetor flat-slide carburetor, carburetor setting see table
Air-filter wet foam type air filter insert
(upper edge piston-
upper edge cylinder)
(height of the
control flap)