{"product_id":"3831425-replaces-for-volvo-penta-aqd40a-tmd40a-tamd40b-marine-engine-thermostat","title":"3831425 Replaces For Volvo Penta AQD40A TMD40A TAMD40B Marine Engine Thermostat","description":"\u003ch2\u003eMarine Engine Thermostat for Volvo Penta\u003c\/h2\u003e\u003cp\u003eThis marine engine thermostat replaces OEM part number 3831425 and regulates coolant flow to maintain proper operating temperature in Volvo Penta marine engines.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis marine engine thermostat is a direct replacement for Volvo Penta models AQD40A, TMD40A, and TAMD40B. It ensures consistent engine temperature by opening and closing at the correct threshold, protecting your marine engine from overheating. Engineered for reliable performance in saltwater and freshwater conditions.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision-calibrated opening temperature for optimal engine efficiency\u003c\/li\u003e\n\u003cli\u003eCorrosion-resistant stainless steel and brass construction\u003c\/li\u003e\n\u003cli\u003eDirect OEM fitment for Volvo Penta AQD40A, TMD40A, and TAMD40B\u003c\/li\u003e\n\u003cli\u003eRobust spring mechanism ensures reliable operation under load\u003c\/li\u003e\n\u003cli\u003eIncludes gasket for a leak-free seal\u003c\/li\u003e\n\u003cli\u003eTested to meet marine engine cooling standards\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Volvo Penta AQD40A\u003c\/li\u003e\n\u003cli\u003efor Volvo Penta TMD40A\u003c\/li\u003e\n\u003cli\u003efor Volvo Penta TAMD40B\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eMaintains optimal engine temperature during long cruising hours\u003c\/li\u003e\n\u003cli\u003ePrevents overheating in heavy-load conditions\u003c\/li\u003e\n\u003cli\u003eEnsures quick warm-up for reliable starts in cold water\u003c\/li\u003e\n\u003cli\u003eWorks in both saltwater and freshwater marine environments\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3831425\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How do I know if my thermostat needs replacement? \u003cstrong\u003eA:\u003c\/strong\u003e If your engine overheats or runs too cool, the thermostat may be stuck open or closed. Replacing it with this OEM-style part restores proper cooling.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Can I install this thermostat myself? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, with basic tools and a new gasket, it typically takes under an hour. Always follow the manufacturer's torque specs.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":45556681310294,"sku":"ZZ3E02223","price":64.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_af9237ed-bf5a-4bf7-85d6-acbaee6ccc1d.jpg?v=1789225746","url":"https:\/\/www.solidspare.com\/products\/3831425-replaces-for-volvo-penta-aqd40a-tmd40a-tamd40b-marine-engine-thermostat","provider":"Solid Spare","version":"1.0","type":"link"}