Keep your 7.3L Powerstroke running at the correct operating temperature with this Motorcraft OEM thermostat (F6TZ-8575-EA / RT-1201) — the factory-specified coolant thermostat designed to control coolant flow and ensure efficient engine performance. Built to the same high standards as the original part, this genuine Motorcraft thermostat is the ideal replacement for worn or failed cooling system components on your Ford diesel engine.
Perfect for 1996–2003 Ford 7.3L Powerstroke engines across F-Series Super Duty trucks, Excursion, and E-Series vans.