Is there new karts working?

[Capeta]

Hi,
I mean i see a lot of dropbox etc...
But does anyone have maid a car with different engine performance and handling.Is it possible to do this?
I have seen this:http://forum.kartracing-pro.com/index.php?topic=2602.0
I ask this for to have a f1kart and to be abble to run on gpbikes tracks.
So is there a new kart on the forum i can test does it 'll works online if all have it?(i think yes)

Edit:it seems yes