1. Fit the piston cooling nozzles (B204L-Turbo), place all main bearings in their correct positions and coat them with oil.
[[file:Engine_Assy_01.gif|thumbnail|none|Fitting Engine Bearings]]
'''''Important: Observe the utmost care when handling the perforated disc.'''''
2. Fit the perforated disc, place the crankshaft in position and fit the two thrust washers at the main bearing between cylinders No. 2 and No. 3. Fit the washers with their embossed side towards the main bearing so that the bearing surface is the right way round.
15. Fit the chain tensioner.
'''''Warning: It is extremely important for the correct torque to be applied when fitting the chain tensioner.'''''
'''Tightening torque: 10 Nm (7.4 lbf ft)'''
26. Fit the camshaft sprockets and chain. Start with the camshaft on the inlet side.
'''''Do not tighten the bolts yet.'''''
27. Prepare the chain tensioner for fitting by pressing down the catch and pushing in the chain tensioner.
41. Connect the water and oil pipes (turbo).
'''''Important: The rubber seals should be placed against the cylinder block.'''''
42. Fit the turbocharger steady bar and crankcase breather pipe together with the inlet pipe (turbo). Mind the O-ring.