Nice car.
I had 2 e30's. An 84 318i and an 85 325e. I loved both of them. I have been keeping an eye out for a good condition 325/318is. I would love to have either in a 2-door with a manual trans.
Here is a great website/forum dedicated to the 4-cylinder m42 powered e30's and e36's.
http://www.m42club.com/