I have 4 cylinder, a 6 cylinder, and a V8 now it's time for a V12.
I purchased a 750i awhile back for $500 running driving. when I puled the engine out, I found the bell housing very large. There is also the oil pump and sump to be move to the rear.
Recently I have found 3 MB V12 in the self serve junk yards and 2 more BMW's. A MB V12 was purchased for $400 complete.
The MB V12 oil sump look's like a better fit, and the bell housing is small. Problems are over all hight, rear exhaust manifolds and no flywheel for manual. The auto flex plate has a bolt on ring gear with the cut ou