Engine: Specifications

Tightening Torques






Cylinder Head





Tighten cylinder head in tightening sequence as follows:
Pretighten all bolts 40 Nm.
Then tighten all bolts 1/4 turn (90°) using a rigid wrench.
Finally tighten all bolts again 1/4 turn (90°) using a rigid wrench.


Camshaft Bearing Cap





Tighten bearing caps 2 and 4 of intake and exhaust camshafts using a cross-over sequence and tighten to 10 Nm (observe dowel sleeves).





Install both bearing caps on chain sprockets of intake and exhaust camshafts. Check camshafts for correct seat - arrow - and tighten bearing caps to 10 Nm (observe dowel sleeves).
Apply a thin coat of sealant D 454 300 A2 to shaded area of double bearing cap and tighten to 10 Nm (observe dowel sleeves).
Install other bearing caps and tighten to 10 Nm (observe dowel sleeves).


Crankshaft Bearing cap
Tightening torque 65 Nm plus 1/4 turn (90°)


Connecting Rod
Tightening torque 30 Nm plus 1/4 turn (90°)


Belt pulley/vibration damper
Tightening torque 25 Nm


Drive plate
Tightening torque 30 Nm


Oil pump
Tightening torque 25 Nm


Coolant pump
Tightening torque 15 Nm