Yamaha XT1200Z 2010 Service Manual page 323

Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys
2. Tighten:
• Cylinder head bolts
EWA23P1013
WARNING
Replace the bolts with new ones.
TIP
Tighten the bolts using the following procedure.
M MMM M MMM M M MMM M
a. Lubricate the cylinder head bolts with engine
oil.
b. Install the cylinder head bolts.
c. Tighten the cylinder head bolts in the proper
tightening sequence as shown.
Cylinder head bolt "1"–"6"
1st
20 Nm (2.0 m·kgf, 14 ft·lbf)
d. Tighten the cylinder head bolts, and then
tighten them further to reach the specified an-
gle in the proper tightening sequence as
shown.
TIP
Tighten each bolt to the specified angle before
tightening the next bolt to the specified torque.
Cylinder head bolt "1"–"6"
2nd
30 Nm (3.0 m·kgf, 22 ft·lbf)
Cylinder head bolt
Final
Bolt "1", "2", "4"
Specified angle 215–225°
Bolt "3", "5", "6"
Specified angle 180–190°
e. Tighten the cylinder head bolts in the proper
tightening sequence as shown.
Cylinder head bolt "7", "8"
10 Nm (1.0 m·kgf, 7.2 ft·lbf)
• M12 × 185 mm: "1"–"6"
• M6 × 125 mm: "7", "8"
email: info@motomatrix.co.uk
New
M MMM M M MMM M M MMM M MMM
×2 ×6
3
5
L LLL L LLL L L LLL L
5-28
CYLINDER HEAD
FWD
1
6
4
2
L LLL L L LLL L L LLL L
8
7
LLL