{"product_id":"motorcraft-rt-1194-thermostat-kit-ford-f150-expedition-explorer-4-6l-5-4l-v8-2004-2013","title":"Motorcraft RT-1194 Engine Coolant Thermostat Kit | Ford F-150 Expedition Explorer 4.6L 5.4L V8 2004–2013 + Install Video","description":"\u003cp\u003eMotorcraft RT-1194 Engine Coolant Thermostat Kit — Ford F-150, Expedition and Explorer 4.6L and 5.4L V8 2004–2013\u003c\/p\u003e\n\u003cp\u003eEnsure your Ford's cooling system operates at the correct temperature with this Genuine Motorcraft RT-1194 Engine Coolant Thermostat Kit. The thermostat is one of the most critical components in your engine's cooling system; if it fails, your engine can overheat, run too cold, or trigger the engine malfunction light. The RT-1194 is an updated OEM replacement part for the RT-1174, RT-1181 and RT-1189 and is designed to Ford factory specifications for a direct, hassle-free installation.\u003c\/p\u003e\n\u003cp\u003e🎥 FREE Step-by-Step Installation Video Included\u003cbr\u003eEvery order includes our dedicated installation video guide covering the entire RT-1194 thermostat replacement on your Ford 4.6L or 5.4L V8.\u003c\/p\u003e\n\u003cp\u003eKey Features\u003cbr\u003e- Original Motorcraft Part Number: RT-1194\u003cbr\u003e- OEM Ford Part Number: 4L5Z-8575-AA\u003cbr\u003e- Replacement Parts: RT-1174, RT-1181, RT-1189, 4L5Z-8575-A, 4L5Z-8575-AD, 4L5Z-8575-B\u003cbr\u003e- Stainless steel bridge and spring frame for strength and rigidity\u003cbr\u003e- Stainless steel pistons with flexible elastomeric bellows and tapered ends\u003cbr\u003e- Aerodynamic venturi nozzle for maximum coolant flow\u003cbr\u003e- Mounting flange designed for optimum fit to engine housing\u003cbr\u003e- Passed stroke test, heat test, pressure test and durability test equivalent to 10 years\/150,000 miles\u003cbr\u003e- Motorcraft 2 Year \/ Unlimited Mileage Warranty\u003c\/p\u003e\n\u003cp\u003eSymptoms of a Faulty Thermostat\u003cbr\u003e- Engine overheating or running hotter than normal is Normal\u003cbr\u003e- Engine takes too long to reach operating temperature\u003cbr\u003e- Engine malfunction light is on (P0128 — thermostat stuck open)\u003cbr\u003e- Heater blows cold air\u003cbr\u003e- Fuel consumption is low\u003cbr\u003e- Temperature gauge fluctuates irregularly\u003c\/p\u003e\n\u003cp\u003eVehicle Compatibility\u003cbr\u003e- 2004–2008 Ford F-150 4.6L and 5.4L V8\u003cbr\u003e- 2004–2006 Ford F-150 Heritage 4.6L V8\u003cbr\u003e- 2003–2013 Ford Expedition 4.6L and 5.4L V8\u003cbr\u003e- 2004–2010 Ford Explorer 4.6L V8\u003cbr\u003e- 2004–2008 Ford E-150\/E-250\/E-350 4.6L and 5.4L V8\u003cbr\u003e- 2004–2008 Lincoln Navigator 5.4L V8\u003cbr\u003e- 2004–2008 Lincoln Mark LT 5.4L V8\u003c\/p\u003e\n\u003cp\u003ePlease verify compatibility with your VIN number before ordering.\u003c\/p\u003e\n\u003cp\u003ePackage Contents\u003cbr\u003e- 1 x Motorcraft Engine Coolant Thermostat Kit (RT-1194)\u003cbr\u003e- 🎥 Access to installation video guide\u003c\/p\u003e\n\u003cp\u003eWhy Choose SayParts?\u003c\/p\u003e\n\u003cp\u003eOriginal Motorcraft parts, free worldwide shipping, free installation video, and genuine support when you need it.\u003c\/p\u003e\n\u003cp\u003e✅ Original Motorcraft | 📦 Free Worldwide Shipping | 🎥 Free Installation Video | 💰 OEM Quality\u003c\/p\u003e","brand":"SayParts","offers":[{"title":"Default Title","offer_id":50031816835312,"sku":"4L5Z-8575-AA","price":99.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/5957\/4000\/files\/s-l1600-2026-07-14T190742.371.webp?v=1784045378","url":"https:\/\/sayparts.com\/products\/motorcraft-rt-1194-thermostat-kit-ford-f150-expedition-explorer-4-6l-5-4l-v8-2004-2013","provider":"SayParts","version":"1.0","type":"link"}