Passenger side rear is #4goes from front to back on passenger side 1 2 3 4, and driver side is 5 6 7 8...
On a 1999 Ford Crown Victoria : firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of vehicle ( if that is what you mean )
yes.
third spark plug back on the passenger's side of the engine
In a 1993 Ford Crown Victoria : ( 2 valves per engine cylinder , total of 16 valves )
On a Ford Crown Victoria : firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of vehicle
5x4.5
According to the 1999 Ford Crown Victoria Owner Guide : With single exhaust ( 200 horsepower ) With dual exhaust ( 215 horsepower )
The 1997 Ford Crown Victoria owners manual shows ( 5 w 30 )
6x8
190-210
in the tank
You can view the 1999 Ford Crown Victoria owners manual online at : www . motorcraft service . com ( no spaces ) Click on Owner Guides