Custom ROM on Samsung Galaxy Y is Ultimate Sonic ROM (USR). As of this post is derived kang Evan has released Ultimate Sonic ROM to version 3 of which are taken from the kernel was updated Repencis and black layout with ICS.
Ultimate Sonic Rom v3 Features
Based cm7steel icon from blue
New lockscreen based lidroid rom
Cyanogen vs. ICS (Ice Cream Sandwich) inside
Ultimate Sonic Rom v3 – Custom ROM Samsung GT-S5360 Galaxy Y
Download first CMW Recovery, GT-S5360 + CWM-ModVer.zip, ROM ROM v3 Ultimate Sonic can ultimatesonicromv3.zip or ultimatesonicromv3.zip, then download also ICS Black version, icsblack.zip. Downloaded file was saved on the SD Card folder outside of your location only.
Boot via recovery mode, how to press the same Power + Volume (UP) + Home simultaneously, after the entry choose apply update from sd card, select the GT-S5360 + CWM-ModVer.zip, wait a while and reboot.
The next boot through CMW Recovery do the same as recovery mode pressing the Volume + Power (UP) + Home simultaneously, select factory reset wipe and wipe the data cache partition.
After completion of the data wipe and wipe the cache, then install ROM Ultimate Sonic ROM by selecting the install zip from sdcard> choose zip from sdcard and choose ultimatesonicromv3.zip wait for the complete installation and DO NOT REBOOT IN.
Still in Recovery CMW advanced further into the recovery reboot lalukan choose factory reset wipe and wipe the data cache partition, then after the reboot.
When life or start up and emerging Android logo was quickly shut down your mobile phone.
Boot back through CMW Recovery, install update ICS Black version with how to install zip from sdcard> choose zip from sdcard and choose icsblack.zip wait for the complete installation and reboot.
Congratulations because you’ve managed to custom ROM with your Young Galaxy Sonic Ultimate Rom v3 device so that now you have taste Ice Cream Sandwich (ICS).