I know that Marcow Togni made 2003 carset for Gp3 v1.13 (this site)... I finishing my update for GP3-2000 (different car for every GP, more than 212 graphics files), Natazone is aslo made GP3-2000 update 2003 - [
www.natazone.narod.ru]
P.S.: I may send you carset 2003 for GP3 v.1.13 (unofficial version with good textures of different authors, they gave me permission to work with their textures with GP3-2000
, but I may recompile it for you)
ENGLISH VERSION: [
www.grandprix3.pspu.ru]