G424 Service Manual Base Engine Service Procedure137
6EN0575
6EN0576
6EN0024
Installation Service Points
A Camshaft installation
Apply engine oil to the journals and cams of the camshafts.
Install the camshaft on the cylinder head.
B Rocker shaft installation
Insert the rocker shafts into the front bearing cap so that the
notches on the shafts face up, and insert the installation bolts
without tightening them.
C Wave washer installation
Install the wave washer in correct direction as shown.
D Bearing cap
(1) No.3 bearing cap looks very similar to No.2 and No.4
bearing caps.
NOTE: No.2 bearing cap is the same as No.4 bearing cap.
(2) Install the bearing caps with their front marks pointing to
the camshaft sprocket side.
Notch
Front
bearing
cap
No.1 intake
side rocker
arm
Wave washer
Rocker cover
Mounting bolt hole
Front mark
No.2
Indentification
No.3
Mark
No.4
Frout bearing cap