{"product_id":"motorad-5268-170-engine-coolant-thermostat","title":"Motorad 5268-170 Engine Coolant Thermostat","description":"\u003ch2\u003eOverview of Motorad UltraStat Engine Coolant Thermostat 5268-170\u003c\/h2\u003e\u003cp\u003eThe Motorad UltraStat 5268-170 engine coolant thermostat is designed to regulate engine temperature efficiently for select Infiniti, Mercury, and Nissan vehicles. This thermostat operates at 170 degrees Fahrenheit, ensuring optimal engine performance and temperature control.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSealing flange outside diameter: 2.52 inches\u003c\/li\u003e\n\u003cli\u003eBypass diameter: 0.98 inches\u003c\/li\u003e\n\u003cli\u003eBypass length: 1.88 inches\u003c\/li\u003e\n\u003cli\u003eFlange thickness: 0.05 inches\u003c\/li\u003e\n\u003cli\u003eIncludes jiggle pin weep hole for pressure relief\u003c\/li\u003e\n\u003cli\u003eTemperature rating: 170°F\u003c\/li\u003e\n\u003cli\u003eNo gasket or seal included\u003c\/li\u003e\n\u003cli\u003eNo installation tool included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Motorad UltraStat 5268-170 thermostat is engineered to maintain precise engine coolant flow and temperature for vehicles such as the Nissan 300ZX, Infiniti Q45, and Mercury Villager. Its 2.52-inch sealing flange outside diameter and 0.05-inch flange thickness provide a secure fit within the cooling system housing. The thermostat features a 0.98-inch bypass diameter and a 1.88-inch bypass length, allowing controlled coolant circulation during engine warm-up phases. The integrated jiggle pin weep hole helps release trapped air and prevent pressure buildup, contributing to consistent engine temperature regulation. This thermostat is calibrated to open at 170 degrees Fahrenheit, matching the cooling requirements of compatible Nissan, Infiniti, and Mercury models.\u003c\/p\u003e\u003ch2\u003eAbout the UltraStat Product Line\u003c\/h2\u003e\u003cp\u003eThe UltraStat line from Motorad focuses on precision-engineered thermostats designed for reliable temperature control in automotive cooling systems. The UltraStat 5268-170 thermostat exemplifies this approach by combining accurate temperature calibration with durable construction, suitable for a range of Nissan, Infiniti, and Mercury vehicles. This product line emphasizes fitment accuracy and functional design to support engine efficiency and longevity.\u003c\/p\u003e\u003ch2\u003eApplications and Common Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrevents engine overheating by regulating coolant flow\u003c\/li\u003e\n\u003cli\u003eHelps avoid engine damage caused by temperature fluctuations\u003c\/li\u003e\n\u003cli\u003eReduces coolant bypass issues during engine warm-up\u003c\/li\u003e\n\u003cli\u003eMinimizes air pockets in the cooling system with jiggle pin weep hole\u003c\/li\u003e\n\u003cli\u003eSupports consistent engine performance in Nissan 300ZX, Infiniti Q45, and Mercury Villager\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the sealing flange matches the housing dimensions (2.52 inches outside diameter)\u003c\/li\u003e\n\u003cli\u003eCheck for proper orientation of the jiggle pin weep hole during installation\u003c\/li\u003e\n\u003cli\u003eReplace any worn gaskets or seals separately, as none are included\u003c\/li\u003e\n\u003cli\u003eVerify thermostat opens at 170°F to match engine specifications\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools for installation; no installation tool is included with this part\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eMotorad UltraStat thermostats are manufactured to meet OEM specifications for fit and function. While no specific warranty information is provided here, Motorad products typically undergo rigorous quality control to ensure durability and reliable performance in compatible Infiniti, Mercury, and Nissan vehicles. Always consult product documentation or supplier details for warranty terms.\u003c\/p\u003e","brand":"Motorad","offers":[{"title":"Default Title","offer_id":45165764116661,"sku":"BFNG-5268-170","price":21.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/TZ_5268170_Des_b3222b33-dc0e-4946-80ac-d3652e4d2f3a.jpg?v=1775103881","url":"https:\/\/www.partcatalog.com\/products\/motorad-5268-170-engine-coolant-thermostat","provider":"PartCatalog","version":"1.0","type":"link"}