Engine Overview - MTU 20 V 4000 M73 x Operating Instructions Manual

2.3 Engine overview

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