Technical Data - Engine - KTM 65 SX Owner's Manual

TECHNICAL DATA - ENGINE

Design
Displacement
Stroke
Bore
Idle speed
Control
Crankshaft bearing
Conrod bearing
Piston pin bearing
Pistons
Piston rings
Engine lubrication
Primary transmission
Clutch
Gearbox
Transmission ratio
1st gear
2nd gear
3rd gear
4th gear
5th gear
6th gear
Ignition
Spark plug
Spark plug electrode gap
Cooling
Starting aid
Gear oil
Coolant
0.50 l (0.53 qt.)
0.55 l (0.58 qt.)
1-cylinder 2-stroke engine, water-cooled, with reed intake and
exhaust control
64.85 cm³ (3.9574 cu in)
40.8 mm (1.606 in)
45 mm (1.77 in)
1,400... 1,500 rpm
Exhaust control PCEV (Pneumatic Controlled Exhaust Valve)
2 grooved ball bearings
Needle bearing
Needle bearing
Aluminum cast
1 rectangular ring
Mixture oil lubrication
23:75 straight cut spur gear
Multidisc clutch in oil bath/hydraulically activated
6-gear, claw shifted
13:37
16:34
18:31
21:30
23:28
24:26
Non-contact controlled fully electronic ignition system with digi-
tal ignition adjustment
NGK LR 8 B
0.60 mm (0.0236 in)
Water-cooled
Kickstarter
Engine oil (15W/50) ( p. 82)
Coolant ( p. 82)
Coolant (mixed ready to use) ( p. 82)
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