The mighty 7.3 liter Powerstroke V8 Diesel is not just one of the best engines Ford ever fitted in a truck, it's one of the most popular engines ever fitted in a truck of any kind. Ford sold over 2 million Super Duty's fitted with the 7.3, and the engine is well known for its reliability and performance.
Ethanol compatibility: Today's EcoBoost engines can't use E85, which has several properties that make it better to use in an EcoBoost engine than in a conventional non-turbo engine.15 Jul 2009
Ford changed out the original EcoBoost engine in 2017, replacing it with a second-generation version which was installed in the F-150, the Expedition, and Navigator.24 Feb 2020
All in all, the 1.5 EcoBoost is a solid engine with a good balance of power, reliability, and efficiency. Although, no engine is perfect and that applies to the 1.5 turbo inline-4 too. In this article, we discuss a few common Ford 1.5 EcoBoost engine problems as well as overall reliability.13 May 2021