2.3 Engine overview
1 Oil cooler
2 Crankcase breather
3 Air filter
4 Exhaust turbocharger
5 Intercooler
6 Charge-air pipework
7 Cylinder head
8 Oil filler neck
9 Engine mounting
10 Oil pan
11 Automatic oil filter
12 HP fuel pump
13 Fuel filter
14 Centrifugal oil filter(s)
15 Coolant cooler
Engine model designation
Key to the engine model designations 20V 4000 Mxyz
20
Number of cylinders
V
Cylinder arrangement: V engine
4000
Series
M
Application
X
Application segment
y
Design index
z
R (reduced power/speed)
L (enhanced power/speed)
26 | General Information | MS150046/02E 2013-07
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