KTM 250 EXC EU User Manual

18 ENGINE 136
18.3.9 Removing the cylinder head
308129-10
– Alternately loosen screws
1
and remove them.
– Remove the cylinder head.
308130-10
(All 250 models)
– Remove O-rings
2
and
3
.
302963-10
(All 300 models)
– Remove O-rings
2
and
3
.
18.3.10 Removing the cylinder
308131-10
– Remove screws
1
and
2
.
– Take off both covers.
308132-10
– Remove retainer
3
of ball socket
4
.
– Pull off the ball socket.
– Remove the gaskets on both sides.

KTM 250 EXC EU Specifications

General

Transmission	6-speed
Ignition	Kokusan
Front Wheel	1.60 x 21"
Rear Wheel	2.15 x 18"
Seat Height	960 mm
Engine Type	2-stroke
Displacement	249 cm³
Bore x Stroke	66.4 mm x 72 mm
Cooling	Liquid-cooled
Front Suspension	WP Xplor 48, USD fork
Rear Suspension	WP XPLOR shock absorber with linkage
Front Brake	Disc brake
Rear Brake	Disc brake
Fuel Capacity	9 l