{"product_id":"dj-rock-hgs409-engine-cylinder-head-gasket-set","title":"DJ Rock HGS409 Engine Cylinder Head Gasket Set","description":"\u003ch2\u003eEngine Sealing Set Overview\u003c\/h2\u003e\u003cp\u003eThe DJ Rock HGS409 engine cylinder head gasket set is a premium sealing solution for top-end engine service and cylinder head replacement. It is built to maintain combustion pressure and help prevent oil, coolant, and gas leaks in the engine sealing system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePremium-grade head gasket set for complete top-end engine sealing\u003c\/li\u003e\n\u003cli\u003eNon-asbestos construction for modern repair requirements\u003c\/li\u003e\n\u003cli\u003eIncludes sealing components for intake, exhaust, valve cover, and related engine interfaces\u003c\/li\u003e\n\u003cli\u003eUses MLS, graphite, composite, rubber, silicone, EPDM, and Viton materials where applicable\u003c\/li\u003e\n\u003cli\u003e86.1 mm cylinder bore diameter specification\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Application Coverage\u003c\/h2\u003e\u003cp\u003eHGS409 is engineered for service work that requires restoring the sealing surfaces between the cylinder head and engine block. It is a fitment-based solution for Ford Probe applications from 1989-1992, Mazda 626 applications from 1988-1992, and Mazda MX-6 applications from 1988-1992. This part cross-references MAHLE HS5851 for the same application. The HGS409 part number is also used to identify this engine cylinder head gasket set across catalog listings.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCombustion pressure loss from worn head sealing surfaces\u003c\/li\u003e\n\u003cli\u003eOil seepage at valve cover and related gasket interfaces\u003c\/li\u003e\n\u003cli\u003eCoolant leakage at engine sealing points\u003c\/li\u003e\n\u003cli\u003eGas leakage between the cylinder head and engine block\u003c\/li\u003e\n\u003cli\u003eSeal deterioration during cylinder head replacement or top-end rebuilds\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eUse this gasket set during cylinder head service, top-end rebuilds, or related engine sealing repairs. Verify bore diameter, engine configuration, and all gasket interfaces before assembly. Follow factory torque procedures and replace torque-to-yield head bolts when required by the engine application.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDJ Rock HGS409 is manufactured to meet or exceed OEM quality standards and uses non-asbestos materials throughout the set. The HGS409 part number identifies a premium engine sealing kit built for professional repair work.\u003c\/p\u003e","brand":"DJ Rock","offers":[{"title":"Default Title","offer_id":53505753350325,"sku":"FLPN-HGS409","price":73.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DJ_HGS409_Fro.jpg?v=1791697120","url":"https:\/\/www.partcatalog.com\/products\/dj-rock-hgs409-engine-cylinder-head-gasket-set","provider":"PartCatalog","version":"1.0","type":"link"}