This is The OVERDRIVE by Borg-Warner. It covers the R10 and R11 overdrive units used in Packard and other vehicles. It has 21 diagrams.

Topics covered include: Troubleshooting and Servicing the unit, Common Causes of Trouble, Performance, Mechanical, Electrical, Service Operations, Mechanical Faults, Operating Principles.

This is a nice manual for the Packard owner with overdrive. This Manual will give you a good understanding and working knowledge of how the overdrive works and how to diagnose any problems. It includes a listing of other cars that used the same overdrives that can be helpful if you need replacement parts.

Borg Warner Overdrive Manual

Thanks to Dave Kenney for the donation of this material.

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