Yamaha WR450F Owner's Service Manual page 246

Removing the cylinder head
10 Nm (1.0 m kgf, 7.2 ft Ibf)
7
15 Nm (1.5 m kgf, 11 ft Ibf)
Order
5 Cylinder head gasket
6 Timing chain guide (intake side)
7 Oil check bolt
8 Oil passage plug
7
4
6
8
Part name
*
3
3
1
2
Q'ty
1
1
2
1
For installation, reverse the removal proce-
dure.
6-19
CYLINDER HEAD
30 Nm (3.0 m kgf, 22 ft Ibf)
20 Nm (2.0 m kgf, 14 ft Ibf)
10 Nm (1.0 m kgf, 7.2 ft Ibf)
1
5
Remarks