Best left to a gunsmith
I own a Cooey Model 84, serial number 7690 estimated to be manufactured circa 1950. Cooey began making shotguns in 1948.
Cooey model 15561
30"
No published sn data.
Numrich gun parts
The value of a Cooey 84, Serial number 37769 is $225. Also the value of a Cooey 84, Serial number 37769 is two hundred and twenty five dollars. Hope this helped!
You will need to have it examined by a gunsmith
10-140 usd
No published sn data that I know of.
If not marked, you will need to have it examined by a competent gunsmith
no
40 years. There is no Model 84, perhaps you meant Model 94.