According to the 2003 Lincoln Town Car owners manual :
With engine oil filter change :
( 6.0 quarts )
According to the 2003 Lincoln Town Car Owner Guide : With engine oil filter change : ( 6.0 U.S. quarts of 5W-20 engine oil )
5 U.S. Quarts
Five.
According to the 2003 Lincoln Town Car owners manual the 4.6 liter V8 engine takes : With engine oil filter change : ( 6.0 quarts )
According to the 2001 Lincoln Town Car owners manual : With engine oil filter change : ( 5.0 quarts ) of 5W-20
The 2001 Lincoln Town Car Owner Guide shows : With engine oil filter change ( 5.0 quarts )
The 1999 Lincoln Town Car Owner Guide shows : With engine oil filter change ( 5 quarts )
According to the 2003 Lincoln Aviator Owner Guide , the 4.6 liter V8 takes ( 6 quarts ) with engine oil filter change
According to the 1999 Lincoln Town Car Owner Guide : With engine oil filter change : ( 5 quarts ) of 5W-30 engine oil
The 4.6 liter takes 5 quarts unless it is the police version that takes 6 quarts.
My 89 Lincoln Town Car has a 5.0 liter engine and takes 5 liters of oil.
4.5 quarts is about what I use when changing oil and filter in mine.