Yamaha YZ450F(Y Owner's Manual page 85

REMOVING THE CAMSHAFTS
Order
1 Timing mark accessing screw
2 Crankshaft end accessing screw
3 Timing chain tensioner cap bolt
4 Timing chain tensioner
5 Gasket
6 Bolt (camshaft cap)
7 Camshaft cap
8 Clip
9 Exhaust camshaft
10 Intake camshaft
Part name
4-15
Q'ty
1 Refer to removal section.
1 Refer to removal section.
1 Refer to removal section.
1 Refer to removal section.
1 Refer to removal section.
10 Refer to removal section.
2 Refer to removal section.
2 Refer to removal section.
1 Refer to removal section.
1 Refer to removal section.
CAMSHAFTS
Remarks