The 6.4L Powerstroke can be a very deceiving engine. The engine can achieve 550hp with just a tuner, but is it worth it? It’s pretty well known that the 6.4L engines from Ford is one of the most terrible diesel engines that Ford has ever released. It’s right up there next to the 6.0L which was an absolute junk engine. In this video, it will show you why you shouldn’t buy a 6.4L Ford Powerstroke, because you just might end up like this guy.