ta78ta. To date the last one known built is mine. Its a Pontiac Motor Division owned 79 Y84 W72 car, it was built on 5/29/79(05E) and sold in cincinnati,ohio in late 9/79. The john deloren car was proven not to be the last built due to its production being on 5/08 in californa. The second from last know is a 79 Y84 W72 as well that is optioned exact the same as mine being built on 5/21/79.