{"product_id":"aisin-tht-019-engine-coolant-thermostat","title":"Aisin THT-019 Engine Coolant Thermostat","description":"\u003ch2\u003eReliable Engine Coolant Thermostat for Lexus, Toyota, and Scion Vehicles\u003c\/h2\u003e\u003cp\u003eThe Aisin THT-019 engine coolant thermostat is designed to maintain optimal engine temperature for a range of Lexus, Toyota, and Scion models. Engineered with durable brass and stainless steel materials, this thermostat ensures consistent performance and longevity.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from brass and stainless steel for durability and corrosion resistance\u003c\/li\u003e\n\u003cli\u003eBottom by-pass design for efficient coolant flow\u003c\/li\u003e\n\u003cli\u003eSealing flange outside diameter of 52.0 mm for precise fitment\u003c\/li\u003e\n\u003cli\u003eOpens at 82°C to regulate engine temperature effectively\u003c\/li\u003e\n\u003cli\u003eCompatible with multiple Lexus, Toyota, and Scion models including Camry, Highlander, RAV4, and more\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Aisin THT-019 engine coolant thermostat features a bottom by-pass design that allows coolant to circulate through the engine block before the thermostat opens, promoting faster warm-up times and improved engine efficiency. Made from a combination of brass and stainless steel, this thermostat resists corrosion and wear, providing reliable operation over time. The sealing flange outside diameter measures 52.0 mm, ensuring a secure and accurate fit in the thermostat housing. The thermostat begins to open at 82°C, maintaining the engine within its optimal temperature range to prevent overheating or excessive cooling.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicle Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLexus models: ES250, ES300, ES330, ES350, LS400, RX300, RX330, RX350, RX400h, RX450h, SC400\u003c\/li\u003e\n\u003cli\u003eToyota models: 4Runner, Avalon, Camry, Celica, Corolla, Highlander, Matrix, MR2, MR2 Spyder, RAV4, Sienna, Solara, T100, Tacoma, Tundra, Venza\u003c\/li\u003e\n\u003cli\u003eScion models: tC, xB, xD\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by the Aisin THT-019 Thermostat\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEngine overheating due to thermostat failure\u003c\/li\u003e\n\u003cli\u003ePoor engine warm-up performance\u003c\/li\u003e\n\u003cli\u003eInconsistent engine temperature regulation\u003c\/li\u003e\n\u003cli\u003eCoolant leaks around the thermostat housing\u003c\/li\u003e\n\u003cli\u003eReduced fuel efficiency caused by improper engine temperature\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Aisin THT-019 thermostat, ensure the engine is cool before removal to avoid injury. Clean the thermostat housing thoroughly to remove old gasket material and debris. Verify the sealing flange diameter matches the housing for a proper seal. Although this thermostat does not include a gasket or seal, use a compatible gasket or sealant as recommended by the vehicle manufacturer. Proper installation will help maintain engine temperature control and prevent coolant leaks.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eAisin is a reputable manufacturer known for producing reliable automotive components. The THT-019 thermostat is manufactured to meet OEM specifications for fit and function. While specific warranty details are not provided, Aisin products typically come with a limited warranty against defects in materials and workmanship. For exact warranty terms, refer to the product documentation or contact the vehicle manufacturer.\u003c\/p\u003e","brand":"Aisin","offers":[{"title":"Default Title","offer_id":51828270825653,"sku":"BKQL-THT-019","price":24.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/A8_THT019_Fro.jpg?v=1774709956","url":"https:\/\/www.partcatalog.com\/products\/aisin-tht-019-engine-coolant-thermostat","provider":"PartCatalog","version":"1.0","type":"link"}