You go in the folder : Bazar/World/Shapes
There are files like this :
You put the oblomok files for the Su-27 in an other place.
And you duplicate the Su-33's OBLOMOK by changing the 33 in 27.
I hope you have understand because my English is not so good...
But I have a little problem...
The cross to land don't move. So I can't catch the cable...