hi mate love the project, i'm doing an e28 m5 engine into 325i saloon project myself. That diff looks like my e28 lsd with the single slotted top mount-any chance of a pic of the E30 side mount which appears to be bolted on the side of your diff?

In addition to the above, you'll need an e30 325i gear linkage and transmission support, which will possibly need shortening. The exhaust needs to something like twin 50mm pipes throughout, an aftermarket e30 m3 system would be ok. The oil cooler will need a bit of fiddling to fit, I got some custo...

anybody done this swap? anybody know where i can get wiring diagrams for both '87 e28m5 and '90 325se?