Tick. Tick. Tick. That's the sound our Ford 4.0-liter, over-head valve (OHV) engine was making in our 1991 Ford Explorer after 250,000 miles. The Ford 4.0L V-6 engines, built in Germany, are found in ...
A: I recently spent some time in the Ford Explorer with the 4-cylinder EcoBoost engine. After driving it for a day, I stopped and opened the hood just to verify that it was actually a 4-cylinder ...