Yamaha WR426F(N) Owner's Service Manual page 396

CYLINDER HEAD
ASSEMBLY AND INSTALLATION
1. Install:
Cylinder head
Bolts (1 ~ 4)
Nuts (5, 6)
Nuts (7, 8)
NOTE:
Follow the numerical order shown in the illus-
tration. Tighten the bolts and nuts in two
stages.
4 - 31
ENG
44 Nm (4.4 m · kg, 32 ft · lb)
20 Nm (2.0 m · kg, 14 ft · lb)
10 Nm (1.0 m · kg, 7.2 ft · lb)