Lost reverse, need help finding it. 727

CudaFactHackJob said
Moisture or anti-freeze will cause the glue to let go and the friction material fall right off the steel discs. Vehicles that sat for a decade or radiators that cracked can cause that.

Thanks.
Maybe sat to long, 14 years since at track 11 years since on the road.
No antifreeze in it.
Moisture? Car has always sat inside, but has been dormant a lot of the last few years.
Now I have the time and a little money to get her going again. Fuel prices are headed up. Ugh.