For virgin mobile/sprint issue will soon be resolved.
Kernel has a auto format code which is executed when the checksum of the recovery changes.
Deleting the said code removes this issue.
Update Version B:
[HIGH]http://www.lg.com/lgecs.downloadFile.ldwf?OPENSOURCE_FILE_NAME=LGMS659%28Optimus+F3%29_Android_JB_MS65910b.zip&OPENSOURCE_ORIGINAL_NAME=%2FOpCAT00000002%2FLGMS659%28Optimus+F3%29_Android_JB_MS65910b.zip&newOpensource=Y[/HIGH]
Update Version C:
[HIGH]http://www.lg.com/lgecs.downloadFile.ldwf?OPENSOURCE_FILE_NAME=LGMS659%28Optimus+F3%29_Android_JB_MS65910c.zip&OPENSOURCE_ORIGINAL_NAME=%2FOpCAT00000002%2FLGMS659%28Optimus+F3%29_Android_JB_MS65910c.zip&newOpensource=Y[/HIGH]
Both archives hold the source to the firmware and kernel!!
Enjoy and mod away t-mobile/metropcs users.
(Also i do not see why there is two maybe 2 different model types? or just the new update)