Tightening torques for 1.8 liter engine (Sierra)

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Cylinder head mounting bolts (new bolts each time):
– Stage 1
20 – 30 Nm
– Stage 2
76 – 92 Nm
– Stage 3
wait 2 minutes
– Stage 4
tighten 90°
Camshaft Bearing Caps
16 – 22 Nm
Main bearing caps:
– Stage 1
20 – 30 Nm
– Stage 2
tighten by 45°
Connecting rod caps:
– Stage 1
20 – 30 Nm
– Stage 2
tighten to 60°
– Stage 3
tighten by 20°
Flywheel:
– Stage 1
15 – 20 Nm
– Stage 2
tighten by 45°
– Stage 3
tighten by 45°
Intermediate shaft pulley
40 – 51 Nm
Fuel pump pulley
20 – 25 Nm
Fuel pump drive toothed belt tensioner
40 – 57 Nm
Camshaft pulley
- bolt M6
8 – 10 Nm
- bolt M8
27 – 33 Nm
Timing Belt Tensioner for Camshaft Drive
45 – 55 Nm
Intermediate pulley
40 – 51 Nm
Timing Belt and Fuel Pump Cover
8 – 10 Nm
Rear cover to the cylinder block
16 – 21 Nm
Front cover to cylinder block
20 – 28 Nm
Oil pump to cylinder block
20 – 25 Nm
Intermediate shaft support bearing
8 – 10 Nm
Intermediate shaft seal
20 – 25 Nm
Oil pan
6 – 9 Nm
Fuel pump
18 – 22 Nm.
Cylinder head cover
3 – 4 Nm
Glow plugs
25 – 30 Nm
Injectors to the cylinder head
60 – 80 Nm
Injector Pipeline Connections
15 – 25 Nm
Intake and exhaust manifolds to the cylinder head
10 – 14 Nm
Exhaust manifold bolts
20 – 28 Nm






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