The 2004 F-150 owners manual doesn't list the 4.2 L V6 , but the 2003 and 2005 owners manual shows ( 6 quarts ) WITH FILTER CHANGE for the 4.2 L V6 engine
WITH ENGINE OIL FILTER CHANGE : 4.2 L - V6 engine ( 6 quarts ) 4.6 L - V8 engine ( 6 quarts ) 5.4 L - 3V - V8 engine ( 7 quarts )
According to the 2004 Ford F-150 owners manual : With engine oil filter change : The 4.6 liter V8 engine takes ( 6.0 U.S. quarts )
The 2004 F-150 owners manual shows 7 quarts ( 6.6 liters ) with filter change for the 5.4 L V8 engine
( 6 quarts ) with engine oil filter change
In a 2005 Ford F-150 , 5.4 liter V8 engine : With engine oil filter change : ( 7 U.S. quarts ) ( 2004 and newer F-150 with the 5.4 liter 3V engine take 7 quarts )
8
6 quarts
25.5 quarts
( 6 quarts ) WITH FILTER CHANGE
6 quarts with filter change for the 4.2 L - V6 engine
I believe it takes ( 6 quarts ) with engine oil filter change
( 6 ) quarts with engine oil filter change