1 ENGINE SYSTEMS 7
Engine Identification
Engine Serial Number
Figure 1 Engine serial number
The engine serial number is in two locations:
• Stamped on a crankcase pad on the right side of
the crankcase below the cylinder head
• On the engine emission label on the valve cover
Engine Serial Number Examples
DT 466 engine: 466HM2U2000001
DT 570 engine: 570HM2U2000001
Engine Serial Number Codes
466 – Engine displacement
570 – Engine displacement
H–Diesel, turbocharged, Charge Air Cooler (CAC),
and electronically controlled
M2 – Motor truck
A2 – Unknown (Stripped and service engines)
U–United States
7 digit suffix–Engine serial number sequence
beginning with 2
Engine Emission Label
A common emission label is issued for the
Internatio na l® DT 466 and DT 570 diesel engines.
Figure 2 Engine emission label (Example)
EGES-270-1
Read all safety instructions in the "Safety Information" section of this manual before doing any procedures.
Follow all warnings, cautions, and notes.
© August 2008 Navistar, Inc.
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