I took this video a few hundred miles after doing the swap. It's an m50b25tu from a 94 525i. Dinan chip, 2.5" exhaust, cold air intake. Getrag 260 and 3.73 LSD. Probably 170whp or so, and the car is 2800lb. It gets about 32 mpg. Engine currently has 230k miles, 85 325e chassis has 260k.