{"product_id":"mahle-vs50966-engine-valve-cover-gasket-set","title":"Mahle VS50966 Engine Valve Cover Gasket Set","description":"\u003ch2\u003eValve Cover Gasket Set Overview\u003c\/h2\u003e\u003cp\u003eMahle VS50966 is an engine valve cover gasket set for heavy-duty GM trucks. It is built for secure sealing in applications where oil control and clean engine operation matter.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEngine valve cover gasket set for sealing the valve cover to the cylinder head.\u003c\/li\u003e\n\u003cli\u003eFits 2021-2024 Chevrolet Silverado 2500 HD and Silverado 3500 HD.\u003c\/li\u003e\n\u003cli\u003eFits 2021-2024 GMC Sierra 2500 HD and Sierra 3500 HD.\u003c\/li\u003e\n\u003cli\u003eAlso fits 2017-2020 Chevrolet Silverado 2500 HD and Silverado 3500 HD, plus 2017-2020 GMC Sierra 2500 HD and Sierra 3500 HD.\u003c\/li\u003e\n\u003cli\u003eMAHLE sealing products are trusted by OEMs and technicians worldwide.\u003c\/li\u003e\n\u003cli\u003ePart number VS50966 for fitment-based search and ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eMahle VS50966 is a valve cover gasket set engineered for GM heavy-duty pickup applications that require dependable sealing performance. This part cross-references General Motors 12691860 for the same application. Use it on Chevrolet Silverado 2500 HD and Silverado 3500 HD, as well as GMC Sierra 2500 HD and Sierra 3500 HD, across the listed model years. The VS50966 part number is useful when verifying the correct gasket set for engine service work on these trucks.\u003c\/p\u003e\u003ch2\u003eCommon Repair Uses\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eOil seepage around the valve cover sealing surface.\u003c\/li\u003e\n\u003cli\u003eLoss of sealing integrity after gasket wear or heat cycling.\u003c\/li\u003e\n\u003cli\u003eMaintenance work that requires valve cover removal and resealing.\u003c\/li\u003e\n\u003cli\u003eEngine oil residue buildup near the top end of the engine.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eConfirm engine-specific fitment before installation, since the listed trucks cover multiple engine configurations. Clean the sealing surfaces thoroughly and inspect the valve cover for damage or distortion before reassembly. Verify the part number VS50966 against the vehicle application before starting the repair.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eMAHLE gaskets are recognized for sealing performance and are used by OEMs and technicians around the world. The VS50966 part number is associated with OE-style sealing applications for GM heavy-duty trucks.\u003c\/p\u003e","brand":"Mahle","offers":[{"title":"Default Title","offer_id":53699108536501,"sku":"FLHQ-VS50966","price":76.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/VG_VS50966_Kit.jpg?v=1793862046","url":"https:\/\/www.partcatalog.com\/products\/mahle-vs50966-engine-valve-cover-gasket-set","provider":"PartCatalog","version":"1.0","type":"link"}