There's no single answer to how much horsepower a 4.0L Ford engine has. Ford has produced several different 4.0L engines over the years, each with varying horsepower outputs depending on the application (truck, SUV, etc.) and the year of manufacture. The horsepower can range from roughly 180 to well over 200 hp.
To know the horsepower of a specific 4.0L Ford engine, you need to know the exact year and model of the vehicle it's in.
