Need to know where it is leaking first.. Just taking a guess because of lack of information, if it is behind the alt. then it is the intake manifold crossover which is made of plastic. Ford has since modified the part. You would have to replace the intake, takes around 6 to 8 hours.
The 1997 Ford Crown Victoria owners manual shows ( 5 w 30 )
In a 1997 Ford Crown Victoria : Fuse ( # 16 ) is a 20 amp fuse for the cigarette lighter
The 1997 Ford Crown Victoria OBD 2 port is located under driver side dash next to center console
A 1997 Ford Crown Victoria engine is fuel injected so there is no carburetor
On a 1997 Ford Crown Victoria : Axle code X5 is a ( 3.27 ratio , limited slip )
I was looking at the drawings of the instrument panel ( gauge cluster ) in the 1997 Ford Crown Victoria Owner Guide and it doesn't have a factory tachometer
Probably about 2 or 99 cv took 2.
According to the 1997 Ford Crown Victoria Owner Guide : It came from the factory with a 50 / 50 mix of distilled water and Ford Premium Engine Coolant ( meeting Ford specification ESE-M97B44-A ) ( that would be GREEN in color )
Ford Crown Victoria was created in 1955.
2 just two
It's in the fuel tank.
5 quarts ( 4.7 liters ) with engine oil filter change , according to the 1997 Ford Crown Victoria Owner Guide