Usually 5-6 depending on the year.
According to the various models Owner Guides : With engine oil filter change : 1997 Lincoln Continental ( 5.7 liters ) 1997 Lincoln Mark VIII ( 5.7 liters ) 1997 Lincoln Town Car ( 4.7 liters )
My 89 Lincoln Town Car has a 5.0 liter engine and takes 5 liters of oil.
According to the 2010 Lincoln Town Car owners manual : With engine oil filter change : ( 6.0 quarts / 5.7 liters of engine oil )
( 5W-30 ) according to the 1997 Lincoln Town Car owners manual With engine oil filter change ( 5.0 quarts / 4.7 liters of engine oil )
According to the 2002 Lincoln Town Car Owner Guide : With engine oil filter change : ( 4.7 liters / 5.0 U.S. quarts of 5W-20 )
According to the 2003 Lincoln Town Car Owner Guide : With engine oil filter change : The 4.6 liter V8 engine takes : ( 5.7 liters / 6.0 U.S. quarts of 5W-20 )
According to the 2005 Lincoln Towncar Owner Guide : With engine oil filter change : ( 5.7 liters / 6.0 quarts )
According to the Owner Guide : With engine oil filter change : ( 5.7 liters / 6.0 quarts )
According to the 1999 Lincoln Town Car Owner Guide : With engine oil filter change : ( 5 quarts ) of 5W-30 engine oil
According to the 2000 Lincoln Town Car Owner Guide : With engine oil filter change : The 4.6 liter V8 engine takes ( 4.7 liters / 5.0 U.S. quarts of 5W-30 )
On a 2005 Lincoln Town Car : The engine oil dipstick is on the drivers side of the engine
According to the 2003 Lincoln Town Car owners manual : With engine oil filter change : ( 6.0 quarts )