Removing The Camshafts - KTM 250 SX-F 2006 Repair Manual

1
3
6

Removing the camshafts

– Open the plug on the chain tensioner
tensioner
– Discard the sealing washer on the plug and the O-ring
chain tensioner.
2
– Loosen all of the screws and nuts on the upper camshaft bearing
bridge
NOTE: the screws on the timing chain guide rail
bushings
4
5
– Turn the exhaust camshaft up along the timing chain and towards
the intake camshaft; take the timing chain off the camshaft gear.
– Also remove the intake camshaft; let the timing chain fall into the
timing chain compartment.
.
2
and carefully remove the camshaft bearing bridge.
4
, be careful not to lose them.
6
4-4
and pull out the chain
1
on the
3
have distance
5