There is no need to replace data.zip
According to what was found on 4pda, the skis below were tested with data.zip attached from the archive.
GjAk_SkinPack_v1.07_320
GjAk_SkinPack_v1.07_320_fTMC
gjak_1.08_320

Also, Primo 9.6.2.209584 does not have the 320_240 resolution.

P2_320_240_v103 contains data.zip for primo 2.0.1- 9.6.5.216230 which also does not contain such a resolution