KTM 250 SX-F 2008 Repair Manual

– Remove the valve cover.
Moving the engine into the TDC position
– Turn the crankshaft until the two marks 1 on the camshaft gears
are aligned and precisely above the dividing line
2 between the two
camshaft bearing bridges.
– Unscrew the engine locking screw
3, remove the seal ring and
screw the engine locking screw back in (tightening torque 20 Nm).
4-3
1
2
3

KTM 250 SX-F 2008 Specifications

General

Engine Type	Single cylinder, 4-stroke
Displacement	249.5 cc
Compression Ratio	12.8:1
Fuel System	Keihin MX FCR 39
Starter	Kickstarter
Transmission	5-speed
Lubrication	Pressure lubrication with 2 oil pumps
Primary Drive	24:73
Final Drive	13:50
Clutch	Wet multi-disc clutch, hydraulically operated
Ignition	Kokusan
Cooling	Liquid