If you want to experience Android 4.0 ICS for LG Spectrum VS920 then here is your chance to get it for your phone. But it is not an official version from LG itself but a leaked version introduced by XDA-Developers. Installing ICS in VS920 is not an easy task as compared to other devices, and the users who installed Android 4.0 says ICS works properly for them and works very well, but still there is some issue with it, as some of the Google apps doesn’t works properly which certainly tell it is not the final version.
So install it on your own risk, ABH should not be held responsible if it cause any damage to your phone while installing ICS. Download the files and folow the installation procedure from XDA-Developer forum to get more help you can ask them.
Source: XDA-Developers Forum