30/ASSEMBLING THE ENGINE
Installing the rear cylinder head
21.31
–
Position the new piston pin retainer.
Info
For clarity, the following steps are illustrated using a disassembled piston.
–
Insert the special tool and firmly press it toward the piston.
–
Turn the special tool counterclockwise, thereby pressing the piston pin retainer into
the groove.
Piston pin lock ring insert (75029035000) (
–
Ensure that the piston pin retainer is correctly seated on both sides.
200084-10
–
Remove the cloth.
–
Keep the timing chain tensioned. Push the cylinder down carefully and let the
dowel pins engage.
301354-10
–
Mount the new cylinder head gasket.
–
Position the cylinder head and mount and tighten the new cylinder head screws
Guideline
Cylinder head screw
301369-10
–
Mount and tighten nuts
Guideline
Nut, cylinder head
p. 447)
M11x1.5
Tightening
sequence:
Using a criss-
cross pattern
Step 1
15 Nm
(11.1 lbf ft)
Step 2
30 Nm
(22.1 lbf ft)
Step 3
90°
Step 4
90°
with the washers.
M6
178
.
lubricated with
engine oil
10 Nm (7.4 lbf ft)