Give JC1 a shot, its 1.6. Use 0din to flash.
JC1 Donut is out!?
If you are adventurous, go for the galaxo rooted ROM. You should be able to use the JC1 file instead of the JB6
GALAXO 1.6.1 & RECOVERY 4.6.1 - Official Topic - GUIDA - HDblog - Forum Although you should be just fine with the standard factory JC1 1.6...
EDIT: There seems to be a new one that just came out too:
Found here:
I7500 xejc4