If you can stand the freight bill from California to France, contact TR1 on this board. He has a very original CHP 1982 car that will need restored but is a good car.
If you want one done, go search
www.sspmustang.org home page under cars for sale. The administrator has a very nice restored 1982 CHP car for sale. It's cheap in my opinion for the condition and it is ready to go! That's worth a lot.
There is also a 1982 CHP unrestored SSP Mustand on "Craigslist" in Phoenix Az. Criagslist is a website so just google search "craigslist Phoenix". The car also needs restored but has LOT's of restoration/period correct parts with the car.
Here are 3 1982 CHP cars to start your search!