I would rather have one of these...
http://www.akgmotorsport.com/e30v8.html
I met the ownerand his son autocrossing on Sunday they build some crazy cars. he actually has a white E30 in mintcondition with a 540 V8 in it. And his son has a fully track prepped E36 M3 that had a Euro motor in it but he is selling the car they just sold the E36M3with the 750 V12 in it... (
http://www.akgmotorsport.com/e36v12.html )
Check out some of the other cars they have done