{"product_id":"katech-ls1-style-billet-thermostat-restrictor","title":"Katech LS1-Style Billet Thermostat Restrictor","description":"\u003ch2\u003eKatech LS1-Style Billet Thermostat Restrictor\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003e\u003cem\u003eBillet Aluminum Water Restrictor for Compatible Gen III and Gen IV Race Engine Applications.\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eThe Katech LS1-Style Billet Thermostat Restrictor replaces the thermostat with a water restrictor in compatible GM Gen III and Gen IV engine applications using an LS1-style thermostat configuration.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eRace Use Only:\u003c\/strong\u003e Designed for off-road race cars. This component eliminates the thermostat's temperature-regulating function.\u003c\/p\u003e \u003chr\u003e \u003ch3\u003eFeatures \u0026amp; Benefits\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eReplaces the Thermostat with a Water Restrictor\u003c\/li\u003e \u003cli\u003eBillet Aluminum Construction\u003c\/li\u003e \u003cli\u003eDesigned for Compatible LS1-Style Thermostat Configurations\u003c\/li\u003e \u003cli\u003eIntended for Off-Road Racing Applications Only\u003c\/li\u003e \u003cli\u003eProudly Engineered and Manufactured by Katech Engineering in Clinton Township, Michigan, USA\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cimg src=\"\/files\/images\/katech-made-in-america.png\" alt=\"Proudly Made in America\" width=\"300\" height=\"64\"\u003e\u003c\/p\u003e \u003chr\u003e \u003ch3\u003eTechnical Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Thermostat Replacement Water Restrictor\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Billet Aluminum\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEngine Generation:\u003c\/strong\u003e Compatible GM Gen III and Gen IV Applications\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermostat Configuration:\u003c\/strong\u003e LS1-Style; Verify Existing Assembly\u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch3\u003eWhat's Included\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eOne Billet Thermostat Restrictor\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eThermostat housing \u0026amp; thermostat seal is not included.\u003c\/p\u003e \u003chr\u003e \u003ch3\u003eFitment \u0026amp; Installation Notes\u003c\/h3\u003e \u003cp\u003eConfirm the water pump and thermostat housing configuration before ordering. Gen III or Gen IV engine designation alone does not establish fitment with every cooling system arrangement.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eNot Intended for Street-Driven Vehicles\u003c\/li\u003e \u003cli\u003eDesigned to use OEM GM thermostat seal\u003c\/li\u003e \u003cli\u003eVerify Fit with the Existing Thermostat Assembly\u003c\/li\u003e \u003cli\u003eInspect Housing and Sealing Components During Installation\u003c\/li\u003e \u003cli\u003eCheck for Coolant Leaks After Assembly\u003c\/li\u003e \u003cli\u003eMonitor Coolant Temperature During Race Operation\u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch3\u003eWhy Choose Katech\u003c\/h3\u003e \u003cp\u003eThe Katech LS1-Style Billet Thermostat Restrictor provides a thermostat replacement option for compatible race cooling systems. Select the restrictor to match the installed cooling components and the engine's operating requirements.\u003c\/p\u003e \u003chr\u003e \u003cp\u003eFor thermostat configuration and race cooling system questions, contact .\u003c\/p\u003e \u003cp\u003e\u003cimg src=\"\/files\/prop-65-warning.jpg\" alt=\"Prop 65 Warning\"\u003e\u003c\/p\u003e","brand":"Katech","offers":[{"title":"Default Title","offer_id":47875041034396,"sku":"KAT-6301","price":94.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0473\/3206\/5436\/files\/M198642068.png?v=1791938544","url":"https:\/\/daroracing.com\/products\/katech-ls1-style-billet-thermostat-restrictor","provider":"Daro Racing","version":"1.0","type":"link"}