{"product_id":"mercury-8m0174561-thermostat-assembly","title":"Quicksilver 8M0174561 140°F Thermostat Housing for Mercury 135-400HP","description":"\u003ch2\u003eQuicksilver 8M0174561 140°F Thermostat Housing\u003c\/h2\u003e\n\u003cp\u003eThe Quicksilver 8M0174561 is a high-performance 140°F replacement thermostat housing engineered for select Mercury 4-stroke Verado outboards. Constructed from a corrosion-resistant, high-temperature molded composite material, this housing is designed to provide an increased service life compared to standard components. It features an integrated 90-degree bend on the outflow side and houses an internal stainless steel thermostat to maintain precise engine temperature regulation.\u003c\/p\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Compatibility:\u003c\/strong\u003e Fits 135-175hp L4, 200-400hp L6, and 400R L6 Mercury FourStroke outboards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Specifics:\u003c\/strong\u003e Optimized for select Mercury Verado engine configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Replacement:\u003c\/strong\u003e Replaces previous part number 892864T04.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eShipping \u0026amp; Returns\u003c\/h3\u003e\n\u003cp\u003eIn-stock thermostat components ship quickly to ensure your cooling system is restored to factory specifications. For our full return policy, please visit \u003ca href=\"\/policies\/refund-policy\"\u003e\/policies\/refund-policy\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch4\u003eKey Facts\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eBrand: \u003c\/strong\u003eQuicksilver\u003cbr\u003e\u003cstrong\u003ePart ID: \u003c\/strong\u003e8M0174561\u003cbr\u003e\u003cstrong\u003eTemperature Rating: \u003c\/strong\u003e140°F (60°C)\u003cbr\u003e\u003cstrong\u003eMaterial: \u003c\/strong\u003eHigh-Temperature Molded Composite\u003cbr\u003e\u003cstrong\u003eUPC: \u003c\/strong\u003e745061633704\u003c\/p\u003e\n\u003ch4\u003eWhat’s Included\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eHousing: \u003c\/strong\u003e(1) 140°F Thermostat housing with 90-degree bend\u003cbr\u003e\u003cstrong\u003eThermostat: \u003c\/strong\u003e(1) Internal stainless steel thermostat (Pre-installed)\u003c\/p\u003e\n\u003ch3\u003eService Notes\u003c\/h3\u003e\n\u003cp\u003eThis unit includes the housing and internal thermostat only. To ensure a leak-free installation and proper cooling system function, it is highly recommended to replace all associated housing seals, gaskets, and clamps at the time of service. These attaching hardware items are sold separately.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this fit the newer V8 or V6 Mercury outboards?\u003c\/strong\u003e\u003cbr\u003eThis specific housing is designed for the L4 and L6 Verado platforms; newer V6\/V8 models typically utilize a different thermostat configuration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the thermostat removable from the housing?\u003c\/strong\u003e\u003cbr\u003eThe thermostat is housed internally within the composite body; if the thermostat fails, the complete assembly 8M0174561 is generally replaced to ensure seal integrity.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is the housing made of composite instead of aluminum?\u003c\/strong\u003e\u003cbr\u003eThe specialized composite material is utilized for its superior resistance to salt-water corrosion and its ability to withstand high thermal cycles without warping.\u003c\/p\u003e","brand":"Quicksilver","offers":[{"title":"Default Title","offer_id":48164507255016,"sku":"8M0174561","price":177.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/9927\/6776\/files\/8M0174561.jpg?v=1775594175","url":"https:\/\/wakeboss.com\/products\/mercury-8m0174561-thermostat-assembly","provider":"Wakeboss","version":"1.0","type":"link"}