3 Series E90 330i (N52) SAL
11 12 Cylinder Head with Cover
Type
Thread
Tightening specification
Measure
1AZ Cylinder head bolts
(steel bolt)
N52
M10x125
Replace screws
Jointing torque
30 Nm
1st angle of rotation
90
°
2nd angle of rotation
90
°
3rd angle of rotation
45
°
2AZ Cylinder head bolts
(steel bolt)
N52
M9x95
M9x125
Replace screws
Jointing torque
30 Nm
1st angle of rotation
90
°
2nd angle of rotation
omitted
3rd angle of rotation
45
°
3AZ Cylinder head bolts
Aluminium screws/bolts are marked
with blue paint.
N52
M9x30
M9x70
Replace screws
Thread repairs exclusively
with Al Helicoil
Jointing torque and angle
of rotation must be
observed without fail
Jointing torque
15 Nm
Torque angle
90
°
4AZ Cylinder head cover to cylinder head
Aluminium screws/bolts are marked
with blue paint.
N52
M7x33.5
M7x43.5
Replace screws
Thread repairs exclusively
with Al Helicoil
Jointing torque and angle
of rotation must be
observed without fail
Jointing torque
7 Nm
Torque angle
90
°
AZD Cylinder Head with Cover
BMW AG - TIS
20.02.2013 03:04
Issue status (12/2007) Valid only until next DVD is issued
Copyright
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