E30 Engine Swap Links

Here are some links that I found helpful when doing the M50 24 valve swap into my E30.  

BMW Parts Catalog:

Great site for looking up BMW part numbers, has parts diagrams as well.  Real OEM


California BAR Smog Check Guide (Specifically Appendix D)

Swap overviews:

Garagistic Swap and Wiring Information

RMeuropean BMW E30 M50 Swap

R3vlimited.com threads:

Great Wiring Harness Post

Post about the pins