take it to a ford dealer.
6 quarts ( 5.7 liters ) with engine oil filter change - for the V6 and V8 engines in the 1997 Ford F-150
6 quarts
A little more information please ( model year of Ford F-150 , engine size )
( 5W-30 ) for the gasoline engines according to the 1999 Ford E-150 Owner Guide
The 2002 Ford F-150 owners manual shows ( 5 W 20 engine oil ) for the 4.2 L - V6 Calls for 6 qts of oil.
That would depend on what year of Ford F-150 and what size engine you have , a little more information please
In a Ford F-150 , 5.4 liter V8 engine : With engine oil filter change : ( 1997 to 2003 F-150 models take 6.0 U.S. quarts for the 5.4 ) ( 2004 to 2010 F-150 models take 7.0 U.S. quarts for the 5.4 )
If it is the same as the ( 1996 ) Ford F-150 : With engine oil filter change : The 4.9 / 5.0 / 5.8 take ( 6.0 U.S. quarts )
The 1999 Ford F-150 owners manual shows ( 6 quarts ) with engine oil filter change
On a 2007 Ford F-150 , 5.4 liter V8 engine : With engine oil filter change ( 7.0 U.S. quarts ) According to the Owner Guide
From 1997 to 2003 Ford F-150 models ( 6 quarts ) with engine oil filter change 2004 and newer ( 7 quarts ) with filter