Originally Posted by Däs Schmoo

Looks like an OBD1 P72 ECU. It is chippable, so it could be used for chipped applications or it could be the stock ECU for a 92-95 vtec civic.

It also looks like a conversion harness, but without seeing the configuration of the plugs, I couldn't tell you if it is OBD2a or OBD2b.