6 quarts
I had to edit that last answer because it was completely incorrect. The 4.0l that is found in Jeeps take 6 qts when the oil and oil filter are changed.
6 quarts with oil/filter change.
4.5 quarts
It is next to the oil filter.It is next to the oil filter.
The amount of oil needed for a 1990 Jeep Wrangler is 6 quarts. The Jeep Wrangler uses 10W 30 oil.
A 1990 Jeep Wrangler needs approximately 6 quarts of oil for an oil change.
capacity 6 quarts with oil filter change
I believe the capacity is 6 quarts
Oil Capacity: 6 quarts http://www.wjjeeps.com/engine.htm
5 quarts
6 quarts 10w30
6 quarts