Give Bimmersport a call, they have done full M5 swaps to E34's, so it wont be anything new to them! (they wont have the motor tho)...
Specialized in BMW recycling, all OEM used parts
Up to 90% off new cost!!!
Most models E30 E36 E46 E90 E92 E34 E39 E60 E32 E38 E65 E66 X5 M3 M5
Call 11-8PM 416 821-2578
New inventory daily. 50+ cars in stock!