30/ASSEMBLING THE ENGINE 159
Guideline
Cylinder head screw M10 Tightening
sequence:
Tighten diag-
onally, begin-
ning with the
rear screw
on the chain
shaft.
Step 1
15 Nm
(11.1 lbf ft)
Step 2
30 Nm
(22.1 lbf ft)
Step 3
45 Nm
(33.2 lbf ft)
Step 4
60 Nm
(44.3 lbf ft)
Lubricated with
engine oil
Info
Always use new cylinder head screws.
– Mount and tighten screws .
Guideline
Screw, cylinder head M6 10 Nm
(7.4 lbf ft)
Loctite
®
243™
20.19Installing camshafts
300163-10
– Lay the timing chain over the camshaft. Push the timing chain into the bearing
seats. The middle drill hole of the camshaft and the drill hole of the cylinder
head must be aligned.
Info
Make sure that the crankshaft is at top dead center.
300022-10
– Position the camshaft support plate . Mount and tighten screw .
Guideline
Screw, camshaft support
plate
M6 10 Nm
(7.4 lbf ft)
Loctite
®
243™
20.20Installing timing chain tensioner
300017-11
– Insert the timing chain tensioner .
– Mount and tighten plug with the new seal ring.
Guideline
Plug, timing chain tensioner M20x1.5 25 Nm
(18.4 lbf ft)
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