Yamaha WR250F 2017 Owner's Service Manual page 242

Removing the camshaft
10 Nm (1.0 m kgf, 7.2 ft Ibf)
(4)
5
7
M
Order
Timing mark accessing screw
1
Crankshaft end accessing screw
2
Timing chain tensioner cap bolt
3
4 Timing chain tensioner
Camshaft cap
5
Clip
6
Intake camshaft
7
Exhaust camshaft
8
E
6
6
E
M
Part name
(4)
5
8
New
New
Q'ty
1
1
1
1
2
2
1
1
For installation, reverse the removal proce-
dure.
6-13
CAMSHAFT
10 Nm (1.0 m kgf, 7.2 ft Ibf)
E
6 Nm (0.6 m kgf, 4.3 ft Ibf)
New
4
3
10 Nm (1.0 m kgf, 7.2 ft Ibf)
6 Nm (0.6 m kgf, 4.3 ft Ibf)
1
2
10 Nm (1.0 m kgf, 7.2 ft Ibf)
Remarks