Are 1995 and 1997 engine blocks interchangeable?

The interchangeability of engine blocks from 1995 and 1997 largely depends on the specific make and model of the vehicle in question, as well as any design changes made by the manufacturer during those years. In many cases, engine blocks from different model years may have variations in mounting points, fuel system compatibility, or other specifications that can affect fit and function. It's essential to consult the manufacturer's specifications or a knowledgeable mechanic to determine compatibility for a specific application.