Pull the car out, takes as many pictures as you can of the various vulnerable areas of the car (do a search on this forum to find out where they are, hint; under the battery), look through adds on this forum, CL, eBay, etc, and set up a fair price (seems you already have, but the market will dictate).
As mentioned previously, create a new thread in the "cars for sale" forum and give as much details as you can with your official asking price. The higher the price, the tougher the crowd. And even though nobody is supposed to comment on ads, they will
A good sale requires some research and effort to better understand your product and the market. Asking is an option but it is best to tackle this on your own.
Oh! BTW,
...and GLWTS (good luck with the sale
)