Get your hands on two comprehensive manuals for the Cummins diesel engine 4BT3.9 & 6BT5.9. Whether you're a professional mechanic or a DIY enthusiast, these manuals cover all the essential information required for servicing and repairing your engine.
Cummins B series Troubleshooting & Repair Manual 1991 1992 1993 1994
Cummins B Series Workshop Manual 1991 1992 1993 1994
These manuals are compressed for easy access and require software like WinZip to extract the files.
