According to the 2005 Ford Freestar Owner Guide ( Motorcraft FL-400-S ) engine oil filter
It will hold 5 quarts exactly with a filter change.
5/8
6 qts
For a 2005 Ford Freestar ( 5W-20 ) According to the Owner Guide : With engine oil filter change : Both the 3.9 and the 4.2 liter V6 engines take ( 5.0 U.S. quarts of 5W-20 )
15 quarts
Where is the oil sending unit on ford freestar
According to the Owners Manual, 5w-20. See "Related Questions" below for online Owners Manuals / free downloads from Ford.
According to the 2007 Ford Freestar Owner Guide : For the 3.9 and 4.2 liter V6 engines : With engine oil filter change : ( 5 U.S. quarts )
For the 2004 Ford Freestar : 3.9 and 4.2 liter V6 engines : ( Motorcraft FL-400-S engine oil filter ) according to one of Fords websites
SAE 5w-20 is the type of oil recommended. 7 quarts capacity including oil filter.
If it's a 6L powerstroke diesel it should be 13.5 L of oil.