5w30 in summer 5w20 in winter
6 quarts with filter 5W/20 synthetic oil.
According to the 1999 Ford E-450 owners manual : ( 5W-30 for the 6.8 liter V10 gasoline engine ) ( with engine oil filter change , 6.0 quarts , 5.7 liters of engine oil )
6.0 quarts ( 5.7 liters ) with engine oil filter change according to the Owner Guide
Should be 5W-20, which is typical for Ford products with a gasoline engine.
5w/30 grade oil
15w40
6 quarts ( 5.7 liters ) WITH ENGINE OIL FILTER CHANGE ( according to the 2004 E-450 owners manual )
it should take a 5w/30 grade oil for the bf model falcon
The grade of oil needed for a 2004 Ford BA XR8 is 5W-20.
According to the 2004 Ford E-450 Owner Guide : With engine oil filter change : The 6.8 liter gasoline V10 engine takes : ( 5.7 liters / 6.0 U.S. quarts of 5W-20 )
About 5Quarts.