what chip do I have?

[85t-typebuick]

I got a few different chips and was wondering what this one is, all it says on it is
Delco 1865

 

[pkschul]

I googled it and found a thread that indicates it as being a stock chip for an 85...
http://www.gnttype.org/discus/messages/38/2657.html?1064002664

 

[85t-typebuick]

I googled it and found a thread that indicates it as being a stock chip for an 85...
http://www.gnttype.org/discus/messages/38/2657.html?1064002664

Hmm, yeah I tried looking it up myself and couldn't find anything. Thanks