I though about that one. Let's say, for now I'm focused on making the map work and getting all kinds of units that will allow normal gameplay. Plus, for now OSP has probably the most different units of all the agencies included. Long story short - it is (one of the) first among the units that are planned to be added after the first playable build.
Damn, this car brings back memories from old NFS games
UPD:
And here is something I worked on today. Civilian model taken from LA Mod, textures redrawn into 1024x1024.
Thought small sheriff's dept couldn't go without having at least one such classic in their park
Model: LA Mod - not in credits - probably Hoppah
Textures: Wheel texture - bama1234, reworked by Ace612
Headlights and taillights - Pumbars (for GTA:SA)
Grille - that guy, who put up a '92 Caprice grille up for sale on EBay
Rest - Ace612
I feel like it could maybe benifit from a accordingly aged lightbar, for me when I picture a caprice cop car the lightbar is invariably something like this