Unless you have a convertible, I doubt it is the same.
in '92 BMW revamped their 3-series to the "e36" bodystyle, and at that time they went from the SOHC 2.5L M20 engine to the DOHC 2.5L M50.
They did run the e30 bodied convertible with an M20 engine into '93.
So, is your car a convertible?