You were waiting for the second version, and I made it! This mod makes all the cars in the game look like cars from the beta version. Now you can taste a piece of the atmosphere originally conceived by the developers.
This mod makes all (absolutely all!) cars almost the same as they were in the beta version of the game. As a bonus, the archive also contains the weather from the beta. Just drop the folders from the archive into the game folder.
Now instead of standard textures you will have beta bus textures. If you rummage around in gta3.img, you can find the file "dach.txd" and most likely this is a remnant of the "Dashound" beta bus. I learned about the existence of this file from this ...
Collection of planes and helicopters for GTA SA. All models are BETA versions. Hunter Maverick Polmav Skimmer Sparrow, Seasparrow Stuntplane Vcnmav Wortex