Yamaha YZ85( P) /LC Owner's Service Manual page 244

CYLINDER HEAD, CYLINDER AND PISTON
4. Install:
O-ring 1
NOTE:
Apply the lithium soap base grease on the O-
rings.
5PA40690
5. Install:
Cylinder head 1
Copper washer 2
Nut (cylinder head) 3
NOTE:
Tighten the nuts (cylinder head) in stage, using
a crisscross pattern.
5PA40700
6. Install:
Spark plug 1
Spark plug cap 2
Radiator hose 1 3
Radiator hose 2 4
5PA40710
4 - 25
ENG
30 Nm (3.0 m · kg, 22 ft · lb)
20 Nm (2.0 m · kg, 14 ft · lb)