KTM 250 SX 2019 User Manual

SERVICE WORK ON THE ENGINE 17
123
K01220-10
Main work
–
Remove screw for checking gear oil level
1
.
401955-11
–
Remove the filler plug with the O-ring
2
.
– Add gear oil until it emerges from the drill hole of the gear oil
monitoring screw.
Engine oil (15W/50) ( p. 147)
– Mount and tighten the gear oil monitoring screw.
Guideline
Screw, gear oil level
check (All SX mod-
els)
M6 10 Nm (7.4 lbf ft)
Screw, gear oil level
check (All XC mod-
els)
M6 10 Nm (7.4 lbf ft)
–
Install and tighten the filler plug with O-ring
2
.
Finishing work
Danger
Danger of poisoning Exhaust gases are toxic and inhal-
ing them may result in unconsciousness and death.
– Always make sure there is sufficient ventilation
when running the engine.
– Use an effective exhaust extraction system when
starting or running the engine in an enclosed
space.
– Start the engine and check that it is oil-tight.

KTM 250 SX 2019 Specifications

General

Displacement	249 cc
Bore x Stroke	66.4 mm x 72 mm
Starter	Kickstarter
Transmission	5-speed
Ignition	Kokusan
Ground Clearance	375 mm
Seat Height	950 mm
Engine Type	2-stroke
Clutch	Wet, multi-disc clutch
Frame Type	Central double-cradle type 25CrMo4 steel
Front Suspension	WP XACT 48 mm fork
Rear Suspension	WP XACT shock absorber with linkage
Front Brake	Disc brake, 260 mm
Rear Brake	Disc brake, 220 mm
Fuel Tank Capacity	7.5 liters