Despite this, there's no arguing that the 6.7-liter Power Stroke engine is a paragon of efficiency and power output. The 2025 F-Series Super Duty is available with Standard Output and High Output ...

At SlashGear, we've compared 6.7-liter diesel engines from Cummins and Ford in the past. The high-output six-cylinder Cummins, found in heavy-duty Ram trucks, posted power ratings comparable to ...