Porsche 928 Workshop Manual page 97

10
Engine, Crankcase
928
Location Location
I
Cs$;;;der head
!
Tightening Procedures
I
New tightening proced-
ure for cylinder head
sasket:
CT-NO.
928.104.372.09
Cyl. 5 - 8
from following engine
numbers onward:
80 C 0260
M 28/09
I
80
C 5269 M 28;lO
82 C 0713
M 28/11
82 C 5782 M 28/12
81 C 1037 M 28/15
81
C 6398 M 28/16
80 C 8051
M 28/17
80 C 9155
M 28/18
1st step
20 (14.6)
2nd step
50 (36.5)
3rd step
90 (65.7)
torquing by angle of
rotation:
1st
step
2nd step
3rd step
4th Step
Only in conjunction
with new stud
bolt
20
90"of rotation
90"of rotation
90"of rotation
Recognizable by:
I
Color:ochre (gal-
vanized,
yellow pas-
sivated)
Thread: longer and with
cylinder head
gasket
928.104.361.02/362.02
928.104.371.09/372.09
Torque
Nm (ftlb)
Thread
a
10 - 04
Torque Settings for Engine
XII,
1986
- Printed in Germany