In the “russian” Q3Rally version ZARR found for me on the internet, the missing Sunny Valley map appeard. I packed it together to a pk3 file and uploaded it as Add-On Map to the download section.
Head over there and grab your copy of it to play around on it. It really worth the download.
Sunny Valley map back for download…
send
P3rlE
burg
RiP
melon
✘ealot
zturtleman