How much horsepower does a V8 mustang have?

The horsepower of a V8 Mustang varies significantly depending on the model year and specific trim level. There's no single answer. For example, a base V8 Mustang might have around 400 horsepower, while a higher-performance Shelby GT500 could boast over 700. You need to specify the year and model to get an accurate horsepower figure.