KTM 250 EXC 2023 User Manual

16 COOLING SYSTEM
132
400243-10
–
Pour coolant in up to level
A
above the radiator fins.
Guideline
10 mm (0.39 in)
Coolant 1.2 l (1.3 qt.) Coolant ( p. 168)
E00904-10
–
Push protection cap
2
upward over the coolant temperature
sensor.
E00905-10
–
Unplug connector
3
.
–
Remove coolant temperature sensor
4
with the O-ring and
wait until the coolant escapes without bubbles.
–
Mount and tighten coolant temperature sensor
4
with the O-
ring.
Guideline
Screw, cylinder head
temperature sensor
M10x1.25 12 Nm (8.9 lbf ft)
–
Plug in connector
3
.
–
Position protection cap
2
.
400243-10
–
Pour coolant in up to level
A
above the radiator fins.
Guideline
10 mm (0.39 in)
Coolant ( p. 168)
E00906-10
–
Mount radiator cap
5
.
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 effective exhaust extraction when starting or
running the engine in an enclosed space.
– Allow the engine to warm up and cool down again.

KTM 250 EXC 2023 Specifications

General

Engine Type	1-cylinder, 2-stroke engine
Displacement	249 cm³
Bore x Stroke	66.4 mm x 72 mm
Starter	Electric starter
Transmission	6-speed
Cooling	Liquid cooled
Front Suspension	WP XPLOR-USD, Ø 48 mm
Front Brake	Disc brake, 260 mm
Rear Brake	Disc brake, 220 mm
Fuel Tank Capacity	9 L
Ground Clearance	370 mm
Seat Height	960 mm
Rear Suspension	WP XPLOR shock absorber with linkage
Frame	Central double-cradle type, Chromium-Molybdenum