According to the 2003 Ford F-150 owners manual :
For all factory available engines , 4.2 liter V6 , 4.6 and 5.4 liter V8 :
With engine oil filter change :
( 6.0 quarts of 5W-20 engine oil )
6 quarts
5 Qts. of motor oil ( 6 quarts with filter )
6 quarts
6 quarts of oil
8
5 to 5.5 Quarts.
6 quarts with filter change
it should hold 5 1/2 quarts
A 1999 Ford F150 with a V6 engine has a transmission fluid capacity of 14 quarts. If performing a pan drop only five quarts of fluid are needed.
6 with a filter change.
( 6.0 quarts ) with filter change ( according to the owners manual )
( 6 ) quarts with engine oil filter change