We rebuild the engine in our 1991 Ford Explorer and address some common problems with the 4.0L OHV engine.

Ford Motor Company's 4-cylinder engines have always been popular with the hot rodding set. Even in the days of the flathead, a beefed-up flattie four Ford was a force to be reckoned with. And as the ...

Since that first engine in the 1890s, Ford has been developing engines along with their cars, and with each new model, came a more advanced, efficient, and higher-performing engine.

Between these two Ford small-block engines, they are very similarly designed, but minute differences in cylinder architecture are what differentiate them.

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 ...