3.2 Carrera and $10k to go through the mechanicals.
This is a fine G50 car:
http://forums.pelicanparts.com/porsc...oupe-sale.html
This is a fine 3.2 in a better color:
http://forums.pelicanparts.com/porsc...-metallic.html
If you really want four doors, buy a super clean '04 STi or Evo IX MR with low miles and drive it for free for a couple years.