Check the owner's manual. About 4 quarts.
6 quarts WITH FILTER CHANGE
4.5 quarts
Approx 6 quarts of Mopar ATF+4
According to the 2001 Lincoln Navigator Owner Guide : With engine oil filter change : ( 6.0 U.S. quarts of 5W-30 engine oil )
A 2001 Ford Mustang 3.8 liter V6 engine takes ( 5 quarts ) with engine oil filter change ( according to the Owner Guide )
ON THE REAR SIDE OF THE BLOCK UNDER THE INTAKE
3.5 us quarts with filter
According to the 2001 Ford Taurus Owner Guide : With engine oil filter change : The 3.0 liter " Vulcan " V6 engine takes ( 4.5 quarts ) The 3.0 liter " Duratec " V6 engine takes ( 5.5 quarts )
It depends on whether a full flush is done of the lines. If flushing completely, 10 quarts is the capacity. If just changing the filter, 4 quarts is needed.
1.6 Liter engine is 4.4 quarts, 2.0 Liter engine is 5.5 quarts, 2.5 Liter engine is 5.8 quarts. Add more as needed when changing filter.
( 6 quarts ) with engine oil filter change
approx.4.5 quarts of oil with the filter.