KTM 250 SX - Manual (Page 46)

Reed valve housing, intake flange
NOTE: Reed paddles 1 gradually lose tension through operation,
resulting in power loss. Damaged or worn reed paddles must be replaced.
If the reed sealing surfaces
2 of the reed valve housing are also
damaged, replace the complete reed valve housing.
! CAUTION !
S ECURE ALL SCREWS OF THE REED VALVE HOUSING WITH L OCTITE 243.
Velocity insert 3
Check for firm mounting and for signs of damage.
Intake flange 4
Check for cracks and other signs of damage.
5-9C
LOCTITE 243
LOCTITE 243
1
2
1
3
4