Porsche 928 Workshop Manual page 99

10
Engine/Crankcase
928
Location
Coolant thermostat
housing to engine
Tightening
Specifications
Two steps:
1st step
2nd step
Torque
Nm (kpml
10 (1.0)
20 + 2 (2.0 + 0.2)
Threads
M8
Coolant temperature
transmitter
25 - 30 (2.5 - 3.0)
Air Injection:
Adapter on cylinder head
Check valve
Oxygen sensor air line
Exhaust gas test nut
on catalytic converter
Exhaust gas test plug
on catalytic converter
Temperature sensor II
to thermostat housing
Temperature valve
to connector
CO test line
to exhaust manifold
40 (4.01
55 (5.51
30 13.01
55 (5.5) M 16x 1.5
30 (3.0)
M 14x 1.5
15 (1.5) M8xl
12 (1.2)
max. 15 (1.5)
MlOxl
25 12.5)
All other bolts
and nuts:
M6
6 + 2 (0.6 + 0.21
M8
20 + 2 12.0 + 0.2)
M 10
40 + 5 (4.0 + 0.51
10.06 EngineTorque Specifications Printed in Germany