Originally posted by Euro_E30
but if u have an e30 and its a 325 6 cyl. u have the M20 B25
motor, or u have the 318 dont know the engine code for that.
It could also be a M20 B23, or an M20 B27. Not all E30 6 cylinders are M20B25's, just the 325i/325iS's are.