A flat head screwdriver.
6
5 W 30 - according to the 2000 Ford Crown Victoria owners manual ( 5 quarts / 4.7 liters with filter change )
5 quarts ( 4.7 liters ) with engine oil filter change , according to the 1997 Ford Crown Victoria Owner Guide
According to the 1997 Ford Crown Victoria Owner Guide : With engine oil filter change : ( 5.0 U.S. quarts )
No cabin filter.
WITH FILTER CHANGE - 5.0 U.S.quarts ( 4.7 litres) of 5W-30 engine oil according to the 1999 Ford Crown Victoria Owner Guide
The 1999 Ford Crown Victoria owners manual shows 4.7 liters ( 5.0 quarts ) with filter change of 5 w 30 engine oil
According to my Chilton's book : For a 1991 Ford Crown Victoria ( 5.0 / 302 and 5.8 / 351 ) With engine oil filter change ( 5.0 U.S. quarts )
According to the 1998 Ford Crown Victoria Owner Guide : With engine oil filter change : ( 5.0 U.S. quarts of 5W-30 )
According to the 2003 Ford Crown Victoria Owner Guide : With engine oil filter change : ( 5.7 litres / 6.0 U.S. quarts of engine oil )
According to the 2008 Ford Crown Victoria Owner Guide : With engine oil filter change : ( 6.0 U.S. quarts of 5W-20 engine oil )
According to the 2005 Ford Crown Victoria Owner Guide ( 5W-20 ) * with engine oil filter change , 6.0 U.S. quarts of 5W-20 engine oil