Technical Specifications - Engine - KTM 65 SX 2006 Owner's Manual

TECHNICAL SPECIFICATIONS – ENGINE
ENGINE CR-65
Design Liquid cooled single cylinder two-stroke engine with reed valve intake
Displacement 64.85 ccm
Bore/stroke 45 / 40.8 mm (1.77/1.6 in)
Fuel SUPER fuel, research octane no 95, mixed with high grade two-stroke oil
Oil/gasoline ratio 1 : 60 when using high grade two-stroke oil (e.g. Motorex Cross Power 2T),
when in doubt, please contact our importer
Lubrication mixture lubrication
Crankshaft bearing 2 deep-groove ball bearing
Connecting rod bearing needle bearing
Piston pin bearing needle bearing
Piston rings 1 compression ring
Primary drive straight cut spur gears, 23:75 t
Clutch multiple disc clutch in oil bath, hydraulic operated (Motorex Kupplungsfluid 75)
Transmission 6 speed, claw actuated
Gear ratio 1st gear 13 : 37
2nd gear 16 : 34
3rd gear 18 : 31
4th gear 21 : 30
5th gear 23 : 28
6th gear 24 : 26
Transmission oil 0.30 liter (0.0792 USgal) gear oil (e.g. Motorex Top Speed 4T 15W50)
Ignition system Moric Digital 2M1
Spark plug NGK BR 8 ECM
Electrode gap 0.60 mm (0.0236 in)
Carburetor Mikuni VM 24-505
Coolant 0.55 liter (0.145 Usgal), 50% antifreeze, 50% destilled water, at least -25° C (-13° F)
Air filter wet foam type air filter insert
BASIC CARBURETOR SETTING
CARBURETOR
Main jet
Needle jet
Idling jet
Jet needle
Needle position from top
Throttle valve
Starting jet
Air adjustment screw open
»
MIKUNI VM 24-505
200
864 0-0
25
5I14
IV
1.5
30
1
35