Cummins B3.9 and B5.9 workshop and operation manuals

This collection includes the following 2 manuals:

• Cummins B3.9 and B5.9 series engine troubleshooting and repair manual. (Pages: 928, File type: .PDF)
• Cummins B3.9, B4.5, and B5.9 operation and maintenance manual. (Pages: 323, File type: .PDF)