Wanted: 904/A999 non-lockup transmission

Looking for a 904/A999 non-lockup transmission.

Specifically concerned with these particular PK #s:

'74-'75 3681844
'76-'77 4028465
'78 4028878

These were generally found behind 360 powered pass cars.

Let me know what you have. Price, condition of unit, pictures, location, shipping etc are helpful.

- Greg