MBE 900 OPERATOR'S GUIDE Engine Identification Number The engine identification numbers are lasered in large font onto an enlarged labeling surface on the rear right crankcase. See Figure 11. Figure 12 Engine Identification Number The last six numbers are the serial numbers (310187 in Figure 12). See Figure 13 for an explanation of the first six numbers found in the engine identification number. Figure 11 Location of Engine Identification Number See Figure 12 for an example of the numbers as they appear on the engine. Figure 13 Engine Identification All information subject to change without notice. (Rev. 04/08) 21 DDC-SVC-MAN-0055 04/08 Copyright © 2008 DETROIT DIESEL CORPORATION