DETROIT DIESEL 53
ENGINE MODEL, SERIAL NUMBER AND OPTION PLATE
Fig. 3. Typical Model and Serial Numbers as Stamped
model number and serial number on the V-type engines
on Cylinder Block (6 and 8V Engines)
are located on the top right-hand front corner
of the cylinder block, as viewed from the rear of the
engine (Fig. 3).
An option plate, attached to the valve rocker cover, is
also stamped with the engine serial number and model
number and, in addition, lists any optional equipment
used on the engine (Fig. 4). Where required, a smoke
emission certification plate is installed next to the option
With any order for parts, the engine model number and
serial number must be given. In addition, if a type
number is shown on the option plate covering the
equipment required, this number should also be
included on the parts order.
Fig.4. - Option Plate
All groups of parts used on a unit are standard for the
engine model unless otherwise listed on the option
1972 General Motors Corp.