{"product_id":"quicksilver-thermostat-for-mercruiser-v6-v8-160-f-direct-fit-oem-replacement-1987-2016","title":"Quicksilver Thermostat for MerCruiser V6\/V8 160°F — Direct-Fit OEM Replacement 1987–2016","description":"\u003cp\u003e\u003cstrong\u003eThe Quicksilver 807252Q5 is a 160°F replacement thermostat engineered to restore correct cooling temperature for MerCruiser V6 and V8 engines (1987–2016) that use standard cooling setups.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis OEM-grade Quicksilver thermostat matches Mercury Marine specifications and is designed as a direct-fit replacement for many General Motors–based MerCruiser sterndrive and inboard engines from model years 1987 through 2016. It helps maintain the engine's intended operating temperature, supporting reliable performance and efficient fuel use without modifying factory cooling characteristics. Quicksilver has supplied marine parts for decades and emphasizes parts that fit precisely and endure tough marine environments.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this thermostat affect engine performance?\u003c\/h3\u003e\n\u003cp\u003eKeeping the engine at its designed temperature allows combustion, lubrication, and emissions systems to work as intended. A properly functioning 160°F thermostat reduces excessive warm-up time and prevents overheating that can harm components. Replacing a failed thermostat restores predictable engine behavior and can improve throttle response and efficiency.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMaintains target coolant temperature around 160°F for stable operation\u003c\/li\u003e\n  \u003cli\u003ePrevents prolonged cold running that increases wear and fuel consumption\u003c\/li\u003e\n  \u003cli\u003eHelps avoid overheating-related damage to gaskets and cylinder heads\u003c\/li\u003e\n  \u003cli\u003eDesigned to meet Mercury Marine original equipment tolerances\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this fit my MerCruiser engine and how do I check compatibility?\u003c\/h3\u003e\n\u003cp\u003eThe 807252Q5 is intended for V6 and V8 MerCruiser engines built on General Motors platforms from 1987 to 2016 that require a 160°F thermostat. It is not intended for high-performance or modified coolant systems—always verify the temperature spec in your owner's or service manual first. Fitment is typically straightforward because it’s produced to original-equipment dimensions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with GM-based MerCruiser V6 and V8 engines, 1987–2016\u003c\/li\u003e\n  \u003cli\u003eNot for high-performance engine variants—check factory specs\u003c\/li\u003e\n  \u003cli\u003eConfirm required thermostat temperature in your manual before ordering\u003c\/li\u003e\n  \u003cli\u003eDirect-replacement design for hassle-free installation with basic tools\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow difficult is installation and what tools are needed?\u003c\/h3\u003e\n\u003cp\u003eReplacement is generally a routine maintenance task for anyone comfortable with basic marine engine work. You’ll need common shop tools and follow standard removal and installation procedures outlined in the service manual. If corrosion or restricted passages are present, expect slightly longer service time to clean the housing and mating surfaces.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInstalls using standard hand tools—no specialty tools required\u003c\/li\u003e\n  \u003cli\u003eFollow your owner's manual for proper removal and sealant recommendations\u003c\/li\u003e\n  \u003cli\u003eInspect thermostat housing and coolant passages while replacing\u003c\/li\u003e\n  \u003cli\u003eAllow coolant to drain and the engine to cool before starting work\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the quality and warranty expectations for a Quicksilver thermostat?\u003c\/h3\u003e\n\u003cp\u003eQuicksilver parts are engineered to align with Mercury Marine's original equipment specifications and subjected to rigorous testing. This thermostat is manufactured for durability in marine conditions, providing predictable operation under saltwater or freshwater use. Warranty coverage and return policies depend on the retailer—keep purchase documentation and inspect parts on delivery.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBuilt to meet Mercury Marine OEM specifications\u003c\/li\u003e\n  \u003cli\u003eManufactured for resilience in marine environments\u003c\/li\u003e\n  \u003cli\u003eBacked by Quicksilver’s reputation for OEM-grade components\u003c\/li\u003e\n  \u003cli\u003eCheck retailer for specific warranty or return terms\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This Quicksilver 807252Q5 thermostat is aimed at boat owners, marine technicians, and restoration specialists maintaining GM-based MerCruiser V6 or V8 engines from 1987–2016 that require a 160°F thermostat. It suits anyone seeking an OEM-equivalent replacement that preserves factory cooling behavior and straightforward installation with standard tools. If your engine is a high-performance variant or lists a different thermostat temperature, select the temperature specified by your manual instead of this part.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this thermostat the correct 160°F unit for my MerCruiser?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: If your MerCruiser V6 or V8 (GM-based) from 1987–2016 specifies a 160°F thermostat, this Quicksilver 807252Q5 matches that requirement. Verify the temperature in your owner's manual first.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I install the 807252Q5 myself?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Installation requires common hand tools and following the engine’s service manual. Ensure the engine is cool and coolant is drained before starting.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Quicksilver","offers":[{"title":"Default Title","offer_id":67586741960889,"sku":"B001HBUSOO","price":107.95,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/quicksilver-807252q5-front-view.jpg?v=1790492021","url":"https:\/\/redleafauto.ca\/products\/quicksilver-thermostat-for-mercruiser-v6-v8-160-f-direct-fit-oem-replacement-1987-2016","provider":"Redleaf Auto","version":"1.0","type":"link"}