The following armor sets needs 3D renders:

• Ra
• Atem

This mod really needs appropriate renders for it's armors, personally I think I'm not the best artist this mod deserves, but I can try. ( ~ playing with it on a personal modpack and loving! ~ ) It would be awesome if you could tell me how exactly do you want the models to look like (matching the art style obviously).

Here are some pic of my amateur models I've made some time ago:
The techy armor I made using Extra Bit Manipulation (So I can't export to java)

(Update)
I've made the Atum armor:

texture_and_java.zip