This mod will set the grove gang members to infinite health (Excluding Head Shots). With this mod, your gang members cannot die unless they are shot in the head. They survive falls and explosions.
Make a backup of the original PEDSTATS.DAT before replacing it with this one

To install this mod, copy the file PEDSTATS.DAT in this archive, to the the one in the \data folder of your GTA San Andreas directory.