For the 1998 Ford Contour ( according to the Owner Guide )
With engine oil filter change
The 2.0 litre four cylinder engine takes ( 4.5 U.S. quarts of 5W-30 )
The 2.5 litre V6 engine takes ( 5.8 U.S. quarts of 5W-30 )
.9 lbs of freon
The owners manual shows 16.2 / 16.3 gallons
( 5.5 quarts ) with engine oil filter change , according to the Owner Guide
4.5 quarts WITH ENGINE OIL FILTER CHANGE , according to the owners manual
The V6 will take about 6.5 quarts of oil for a complete oil change with filter. =========================================================== According to the 1996 Ford Contour Owner Guide : With engine oil filter change : The 2.5 liter V6 engine takes ( 5.5 U.S. quarts , 5W-30 PREFERRED )
loosen the serpretine belt tension and remove the two bolt that hold the alternator
According to the 1998 Ford Ranger Owner Guide : With engine oil filter change : The 2.5 liter four cylinder engine takes : ( 4.5 U.S. quarts of 5W-30 )
6 quarts per Ford... Possible more if it has an aftermarket oil pan.
In terms of gasoline the Contour holds 15 gallons per Ford.com
According to the 1999 Ford Contour Owner Guide : ( all models have a 15.4 U.S. gallon fuel tank )
6 quarts
three quarts