{"product_id":"rein-ctn0063-engine-coolant-thermostat","title":"Rein CTN0063 Engine Coolant Thermostat","description":"\u003ch2\u003eOE-Style Thermostat Insert for Mercedes-Benz C230\u003c\/h2\u003e\u003cp\u003eThe Rein CTN0063 engine coolant thermostat is an OE-quality thermostat insert built for precise cooling system control. It is a direct-fit replacement for select 2003-2005 Mercedes-Benz C230 models and includes a gasket or seal for installation.\u003c\/p\u003e\u003cp\u003eWith an 88°C start-to-open temperature, this thermostat is calibrated for consistent coolant flow response and stable engine operating temperature. Rein CTN0063 is designed to match the fit, materials, and service life expectations of the original component.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEngine coolant thermostat insert for cooling system service\u003c\/li\u003e\n\u003cli\u003eFits 2003-2005 Mercedes-Benz C230\u003c\/li\u003e\n\u003cli\u003e88°C start-to-open temperature for controlled coolant circulation\u003c\/li\u003e\n\u003cli\u003eGasket or seal included\u003c\/li\u003e\n\u003cli\u003eOE-quality metals and components for durability\u003c\/li\u003e\n\u003cli\u003eRein CTN0063 thermostat insert for direct replacement use\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eRein Automotive CTN0063 is engineered as an OE-quality thermostat insert for the Mercedes-Benz C230 cooling system. It is temperature calibrated for a precise opening response, helping the engine reach and maintain the proper operating range. The included gasket or seal supports a cleaner thermostat service job, and the insert design follows the original manufacturer’s installation and fit expectations. This part cross-references Mercedes-Benz 2712030575 for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Cooling System Issues\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEngine running cooler or hotter than normal\u003c\/li\u003e\n\u003cli\u003eDelayed warm-up after cold starts\u003c\/li\u003e\n\u003cli\u003eTemperature fluctuations during driving\u003c\/li\u003e\n\u003cli\u003eCoolant flow control problems from a worn thermostat\u003c\/li\u003e\n\u003cli\u003eService replacement for a leaking thermostat seal\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eFits 2003-2005 Mercedes-Benz C230. Verify the thermostat housing condition, clean all sealing surfaces, and confirm the correct 88°C specification before installation. Replace coolant as needed and bleed the cooling system according to factory service procedures after installation. Rein CTN0063 is a thermostat insert, so confirm the housing style matches the vehicle application before ordering.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eRein Automotive builds this thermostat insert with high-quality metals and components to support durability and service life. The part is temperature calibrated for consistent response and manufactured to OE-quality standards for fit and performance.\u003c\/p\u003e","brand":"Rein","offers":[{"title":"Default Title","offer_id":52431286698165,"sku":"DFBS-CTN0063","price":26.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/C8_CTN0063_Fro.jpg?v=1777851334","url":"https:\/\/www.partcatalog.com\/products\/rein-ctn0063-engine-coolant-thermostat","provider":"PartCatalog","version":"1.0","type":"link"}