KTM 250 SX - Manual (Page 58)

– Fix the 4 pressure springs 1 with ample amounts of grease in the
gearshift rails.
– Oil gearshift rails and insert them into the gearshift forks (short
gearshift rail toward drive shaft). Insert gearshift rails into the casing
bores as far as they will go.
NOTE: It must now be possible to gently turn gear shafts.
– Slide stop disc 2 (20.2x 33x1.5 mm) on the drive shaft, and stop disc
3 (25.7x40 x1.5 mm) on the countershaft.
Assembling the engine housing
– Remove engine fastener from engine work stand.
– Check that both dowels are in proper place in right-hand housing and
that transmission shaft stop discs have been mounted.
– Apply light coat of grease to sealing surfaces of the housing and
position new gasket.
– Grease shaft seal rings in left-hand half and place left-hand half in
position.
– Position screws and tighten with 8 Nm (6 ft.lb).
– Gently knock crankshaft with plastic hammer and check easy running
of shafts.
– Fix engine in work stand.
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