{"product_id":"wirnik-pompy-cieczy-chlodzacej-sierra-118-8921-f8b40d","title":"Coolant Pump Impeller SIERRA 118-8921","description":"\u003ch2\u003eCompatible Engines\u003c\/h2\u003e\n\u003cp\u003eEnsuring the reliable operation of your outboard motor requires using genuine or high-quality replacements like the \u003cb\u003eSIERRA 118-8921 coolant pump impeller\u003c\/b\u003e. This is a critical component of the cooling system, responsible for the proper flow of water through the cylinder head and engine block, preventing dangerous overheating during operation. This part is dedicated to \u003cb\u003eTOHATSU\u003c\/b\u003e engines with power ratings of \u003cb\u003e9.9-15-18 HP (2T)\u003c\/b\u003e and \u003cb\u003e15-18 HP (4T)\u003c\/b\u003e.\u003c\/p\u003e\n\u003cp\u003eSince the specificity of part matching can be complicated due to various production versions, \u003cb\u003ecompatibility should always be verified by the manufacturer's catalog number 118-8921\u003c\/b\u003e or the original OE number. If you have any doubts about selecting the right part for your specific engine model, \u003cb\u003ewe strongly recommend contacting our customer support\u003c\/b\u003e. Our experts will help you confirm the correct selection, protecting you from incorrect purchases and potential installation issues.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation, Setup, and Operational Advice\u003c\/h3\u003e\n\u003cp\u003eReplacing the water pump impeller is one of the most important maintenance tasks a boat owner should perform. We recommend regular replacement of this component, even if it does not show visible damage, as worn blades can reduce cooling efficiency. \u003cb\u003eRemember to thoroughly clean the pump chamber of sediment and limescale before removing the old impeller\u003c\/b\u003e, as these can damage the new part. During installation, \u003cb\u003euse only water from the cooling system as lubricant\u003c\/b\u003e – never use lithium or silicone greases, which can dissolve the rubber and block the pump. Tightening the pump housing properly is essential for maintaining system integrity.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\u003cb\u003eHigh manufacturing precision\u003c\/b\u003e – ideal dimensional fit (40.7x23.35x13.96 mm) ensures optimal fluid flow.\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003eOriginal material quality\u003c\/b\u003e – durable rubber compound resistant to fresh and saltwater action.\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003eEssential for prevention\u003c\/b\u003e – prevents failures resulting from TOHATSU engine overheating.\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003eEasy replacement\u003c\/b\u003e – standard service procedure that extends the life of the power unit.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SIERRA","offers":[{"title":"Default Title","offer_id":61117183590730,"sku":"F8B40D","price":136.69,"currency_code":"PLN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0952\/3216\/4170\/files\/5f7bb330da83d7bc3840fbb843034f9419621eb0174a6054b6d4a5dbf36b87220603191949429a5c145a6fddf79a8993fb9fb8593c541b0a0f6835ff39dc53f5_24ac07a8-2baf-4315-ac7a-660237074bd0.jpg?v=1786913681","url":"https:\/\/deltamarinestore.pl\/en\/products\/coolant-pump-impeller-sierra-118-8921-f8b40d","provider":"Delta Marine","version":"1.0","type":"link"}