Mitsubishi Heavy Industries L2 Service Manual page 14

GENERAL
Figure 2 Engine number
Service Manual Mitsubishi L-Series diesel engines
Version 08/2004
ENGINE MODEL AND ENGINE NUMBER
1.2.2 Engine number stamp
The engine number is stamped on the injection pump
mounting portion of the cylinder block (on the upper
side of the tie rod cover). It is a serial number beginning
with 1001 shown as below.
Number Engine model
1001 - (ALL models)
Table 2 Engine number stamp
ENGLISH 13 / 155