{"product_id":"mahle-hs54657-engine-cylinder-head-gasket-set","title":"Mahle HS54657 Engine Cylinder Head Gasket Set","description":"\u003ch2\u003eEngine sealing set for Super Duty diesel repairs\u003c\/h2\u003e\u003cp\u003eMahle HS54657 is an OEM-standard engine cylinder head gasket set built for sealing repairs on Ford Super Duty applications. It combines multi-layer steel head gaskets with a broad range of related seals and gaskets to support a complete top-end service.\u003c\/p\u003e\u003ch2\u003eKey features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMulti-layer steel cylinder head gaskets for durable sealing performance.\u003c\/li\u003e\n\u003cli\u003eIncludes cylinder head dowel pins and cylinder head gaskets.\u003c\/li\u003e\n\u003cli\u003eContains intake, exhaust, EGR, throttle body, valve cover, and turbocharger-related sealing components.\u003c\/li\u003e\n\u003cli\u003eValve stem seals use fluoroelastomer material for heat-resistant sealing.\u003c\/li\u003e\n\u003cli\u003eOEM-standard grade for service work that follows original equipment specifications.\u003c\/li\u003e\n\u003cli\u003ePart number HS54657 for ordering and catalog matching.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed description\u003c\/h2\u003e\u003cp\u003eMahle HS54657 is a comprehensive engine cylinder head gasket set for 2008-2010 Ford F-250 Super Duty, F-350 Super Duty, F-450 Super Duty, and F-550 Super Duty applications. The set includes the cylinder head gasket, dowel pins, valve cover gaskets, intake manifold gasket, exhaust manifold gasket, EGR valve gasket, throttle body gasket, and multiple turbocharger and fuel-system seals. The cylinder head gasket material is multi-layered steel, while the intake manifold gasket uses molded rubber and the valve stem seals use fluoroelastomer. This part cross-references FEL-PRO HS26565PT for the same application. HS54657 is also listed against Ford 8C3Z-6079-D. For Ford F-250 Super Duty and related Super Duty models, HS54657 supports a detailed sealing repair where multiple mating surfaces are serviced at once.\u003c\/p\u003e\u003ch2\u003eWhat it is used for\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a leaking cylinder head gasket during engine repair.\u003c\/li\u003e\n\u003cli\u003eRestoring sealing at intake and exhaust manifold interfaces.\u003c\/li\u003e\n\u003cli\u003eAddressing EGR, throttle body, and valve cover sealing leaks.\u003c\/li\u003e\n\u003cli\u003eServicing turbocharger and fuel-system sealing points during top-end work.\u003c\/li\u003e\n\u003cli\u003eCorrecting coolant, oil, or combustion sealing loss at the cylinder head area.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation notes and tips\u003c\/h2\u003e\u003cp\u003eFitment includes 2008-2010 Ford F-250 Super Duty, 2008-2010 Ford F-350 Super Duty, 2008-2010 Ford F-450 Super Duty, and 2008-2010 Ford F-550 Super Duty. The fitment notes state that cylinder head bolts are not included and cylinder head bolt replacement is recommended. Torque-to-yield hardware is specified, so follow the service procedure and torque sequence for the engine. Verify all sealing surfaces are clean and flat before assembly.\u003c\/p\u003e\u003ch2\u003eQuality assurance\u003c\/h2\u003e\u003cp\u003eMahle gaskets are trusted by OEMs and technicians worldwide, and HS54657 is built to OEM-standard requirements for sealing performance.\u003c\/p\u003e","brand":"Mahle","offers":[{"title":"Default Title","offer_id":53526573351093,"sku":"FLHQ-HS54657","price":642.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/VG_HS54657_Fro.jpg?v=1792041665","url":"https:\/\/www.partcatalog.com\/products\/mahle-hs54657-engine-cylinder-head-gasket-set","provider":"PartCatalog","version":"1.0","type":"link"}