Recommended amount is 5 and half quarts of 5W20
For a 2000 Mercury Cougar : The tank holds ( 15.4 US. gallons )
2000
2.11 qt 1 quart = 946.35 milliliters 1 milliliter = 0.001 quart
15.4 gallons ( U.S. ) according to the Owner Guide
According to the 2000 Mercury Cougar Owner Guide : With engine oil filter change : The 2.5 liter V6 engine takes ( 5.5 liters of 5W-30 engine oil )
Two precats - one for each bank, then the larger main cat.
There is one quart in a quart .
DO YOU KNOWN HOW TO COUNT ? JUST POUR ONE QUART AT A TIME
The do it yourself answer is:In one United States Liquid Quart there are about 946 millilitres.
Cougar's are in oklahoma. There are many cougar sightings
One quart equals a quart
4 cups