Yamaha YFM70RY Service Manual page 212

EAS24270
VALVES AND VALVE SPRINGS
Removing the valves and valve springs
2
3
M
Order
Cylinder head
Rocker arms/rocker arm shafts/camshaft
1 Valve cotter
2 Valve spring retainer
3 Valve spring
4 Exhaust valve
5 Intake valve
6 Valve stem seal
7 Valve spring seat
1
2
3
6
6
7
New
5
Job/Parts to remove
VALVES AND VALVE SPRINGS
2
3
M
6
M
7
7
New
4
5
M
Q'ty
Refer to "CYLINDER HEAD" on page 5-8.
Refer to "CAMSHAFT" on page 5-14.
8
4
4
2
2
4
4
For installation, reverse the removal proce-
dure.
5-19
1
2
3
6
M
7
New
4
Remarks