Ask James? I know you can find a random ones at least as low as 4.0 I've done the same thing too. :P
-Edit-
Happy hunting...
https://www.mpgh.net/forum/search.php?searchid=6058611
-Edit x2-
I was able to download 36 perivous Le Bots. There were many that were not posted or that were removed. The lowest one I got was 3.6