4.2
6 quarts 5w30
4 on dry engine
The 3.8 liter V6 engine in a 2003 Ford Mustang takes ( 5 quarts ) WITH ENGINE OIL FILTER CHANGE
WITH FILTER CHANGE 4.0 L SOHC engine - 5 quarts 4.6 L V8 engine - 6 quarts
The 2003 Ford Excursion Owner Guide shows ( 6 quarts ) with engine oil filter change for the 5.4 liter V8 engine
that engine takes 5 1/2 quarts of motor oil
According to the 2003 Ford Mustang Owner Guide : For the 3.8 liter V6 engine : With engine oil filter change : ( 5.0 US. quarts of 5W-20 engine oil )
6.0 quarts , with engine oil filter change ( according to the Owner Guide )
According to the 2003 Lincoln LS Owner Guide : With engine oil filter change : For the 3.0 litre V6 engine ( 6.9 U.S. quarts of 5W-20 engine oil ) For the 3.9 litre V8 engine ( 6.5 U.S. quarts of 5W-20 engine oil )
The 2003 Ford Ranger owners manual shows : ( 4.5 quarts with filter change ) for the 3.0 L - V6 engine
According to the 2003 Lincoln Town Car owners manual : With engine oil filter change : ( 6.0 quarts )
According to the 2003 Ford Taurus Owner Guide : With engine oil filter change : The 3.0 liter " Vulcan " V6 engine takes ( 4.5 quarts ) The 3.0 liter " Duratec " V6 engine takes ( 5.5 quarts )