Cosmetics is not the only reason for the 911 set-up. I am placing a T4 2L with the Fat upright conversion in my 67 bus. When I got the bus th3 T4 was aleady in there, but the Prev. owner had to fabricate a rear apron so that the engine deck lid would close. Now that I have the uright conversion, I will be able to utilize the original rear apron and be able to close the engine decklid. Now if I can only figure out how to fit an exhaust underneath the original rear bumper