Installing The Timing Chain Sprocket; Installing The Timing Chain Rails; Installing The Piston - KTM 450 XC 2008 Repair Manual

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30/ASSEMBLING THE ENGINE

Installing the timing chain sprocket

20.8

Installing the timing chain rails

20.9

Installing the piston

20.10
Remove the special tool.
Mounting sleeve (59029005010) (
Position O-ring 
600336-10
Using a dial gauge, check the axial clearance of the crankshaft.
Specification
Crankshaft - axial clearance
600327-01
Ensure that the spring washer is mounted or mount if necessary.
Heat timing chain sprocket 
Specification
80 °C (176 °F)
Mount lock ring 
600230-11
Thread timing chain rail 
Specification
Screw, timing chain ten-
sioning rail
Thread timing chain guide rail 
Specification
Screw, timing chain guide
rail
600337-10
Fix the crankshaft using the special tool in the top dead center position.
Crankshaft locking bolt (113080802) (
Ensure that both pins 
600338-10
P. 208)
and mount spacing sleeve 
0.25... 0.35 mm (0.0098...
0.0138 in)
and install with the collar facing inward.
.
from above. Mount and tighten screw 
M6
from above. Mount and tighten screw 
M6
P. 207)
are mounted or mount them if necessary.
with the phase facing downward.
.
6 Nm
Loctite
®
243™
(4.4 lbf ft)
6 Nm
Loctite
®
243™
(4.4 lbf ft)
131
.

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525 xc 2008

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