The problem with the 24" rims is they're heavy, if you put air shocks on your car it will and I assure you, you will have an unpleasant ride. But if you are going to put gas, it will compensate for the offset of the rims but make sure you will put the best gas shocks and not the cheap ones because it will wear out easily obviously because of the weight compensation and the off set
The 2001 and newer Ford Crown Victoria uses ( 5W-20 engine oil )
If it is leaking, then best to replace it.
The best is to buy a new one.
87 octane is recommended
Elka shocks are the best shocks.
Your choice of brand. 5w30 for the cold, and 10w30 for warmer areas.
Cadillac Deville Ford Crown Victoria Mercury Grand Marquise Lincoln TownCar
32 all around is good. You can go 34 in the rear if you want.
put 35 pounds in all tires solve the best problems
This work involves a torch and best with air tools. If you are not equipped, then it would be best to take it to a garage. I know, $$$$$$$$
Best Buy can order one for you, or you can go on ebay.com
I would say it may be the 1955 ford crown victoria two door hard top,