Cylinder Head Assembly

Cylinder Head screw, internal and external Torx M12 x 1.5 x 140
Sequence 1 Torque 5 Nm (3.5 ftlb.)
Sequence 2 Torque 50 Nm (37 ftlb.)
Sequence 3 Loosen all screws
Sequence 4 Torque 5 Nm (3.5 ftlb.)
Sequence 5 Torque 12 Nm (9 ftlb.)
Sequence 6 Torque angle 60°
Sequence 7 Torque angle 60°

Camshaft bearing covers and bearing saddle M6 x 55 and M6 x 37





Tightening sequence for mounting camshafts 1-3





Tightening sequence for mounting camshafts 4-6

Initial tightening 5 Nm (3.5 ftlb.)
Torque angle 50°

Central screw on outlet sprocket M12 x 1.5 x 60
Initial tightening 30 Nm (22 ftlb.)
Torque angle 60°

Central screw on camshaft controller M12 x 1.5 x 110
Initial tightening 35 Nm (26 ftlb.)
Torque angle 120°

Torx screws (camshaft controller) Torque angle 120 degrees
Torx screw (camshaft timing gear) M12 x 1.5 x 60
Tightening torque 30 Nm (22 ftlb.)
Torx screw (camshaft timing gear) Torque angle 70 degrees

Exhaust manifold to cylinder head M8 x 21
from the inside out
Tightening torque 23 Nm (17 ftlb.)





Tightening specifications (view of 3.8-liter engine)

Intake-air distributor to cylinder head
External Torx screw, M6 x 35
Tightening torque 13 Nm (9.5 ftlb.)