Cylinder Head Assembly: Specifications

Tightening Sequences (Part 4):

Cylinder Head Bolt M12 X 1.5 X 140
The tightening sequence 1-10 must be observed for every tightening step.
Setting torque
Tightening torque: 30 Nm 22 ft-lb.
Tightening torque: 50 Nm 37 ft-lb.
Undo all cheese-head bolts.
Final tightening torque:
Tightening torque: 30 Nm 22 ft-lb.
Tightening torque: 30 Nm 22 ft-lb.
torque angle: 90°

Tightening Sequence:

Exhaust manifold on cylinder head
M8 25 Nm then (33 ftlb.)
(observe sequence); replacing fastening nuts

Tightening Sequences:

Intake distributor
M7 x 52 10 Nm (7.5 ftlb.), then 15 Nm (11 ftlb.) (observe sequence!)

Chain sprocket on exhaust camshaft M12 x 1.5 x 140
Initial tightening: 10 Nm (7.5 ft-lb.)
Initial tightening: 50 Nm (37 ft-lb.)
Final tightening: 135°
Initial tightening: 10 Nm (7.5 ft-lb.)
Initial tightening: 50 Nm (37 ft-lb.)
Final tightening: 90°.





Camshaft bearing saddles M6 x 35 10 Nm (7.5 ftlb.)