Fistly, CyanogenMod 11 is not yet compatible with the G3. Secondly, that is a port FROM the G3 TO the G2 (NOT the G Pad 8.3). So I wouldn't try flashing it to a Gpad.
If it work though, then great! But I doubt it will and I don't feel like risking my gpad on trying to flash something for the G2.