Here are two recolors. A donkey kong kart and a rosalina kart. The kart model is originally from the DS game but I think it won't matter from which game they come.
If there are any color request you can leave a comment or give a shout.
Expect more to come!
Download Donkey Kong Kart:http://www.mediafire.com/?m2w7z5i5h8saxno
Download Rosalina Kart:http://www.mediafire.com/?w6s1f1oc39bq2f9