{"product_id":"upper-cylinder-head-gasket-kit-for-cummins-15l-isx-qsx-4955596-4089169-4352145","title":"Upper Cylinder Head Gasket Kit for Cummins 15L ISX QSX 4955596 4089169 4352145","description":"\u003ch2\u003eUpper Cylinder Head Gasket Kit for Cummins\u003c\/h2\u003e\u003cp\u003eThis upper cylinder head gasket kit for Cummins provides high-quality sealing components for 15L ISX and QSX engines, cross-referencing OEM part numbers 4955596, 4089169, and 4352145.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis heavy-duty upper cylinder head gasket kit for Cummins delivers reliable combustion chamber sealing to prevent coolant and oil leaks. Engine rebuilders trust this upper cylinder head gasket kit for Cummins to handle the high pressures of large-displacement commercial diesel engines. Utilizing a premium upper cylinder head gasket kit for Cummins during top-end overhauls ensures long-lasting operation and optimal compression.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eMulti-layer steel construction engineered to withstand extreme combustion pressures\u003c\/li\u003e\n\u003cli\u003eAdvanced elastomeric coatings to ensure excellent micro-sealing capabilities\u003c\/li\u003e\n\u003cli\u003eHigh-temperature resistance prevents premature seal degradation and blowout\u003c\/li\u003e\n\u003cli\u003eComplete set including cylinder head gasket and essential upper-engine seals\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Cummins 15L ISX\u003c\/li\u003e\n\u003cli\u003efor Cummins QSX\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePerforming top-end engine overhauls on heavy-duty commercial trucks\u003c\/li\u003e\n\u003cli\u003eReplacing blown head gaskets to restore proper compression and fluid isolation\u003c\/li\u003e\n\u003cli\u003eRebuilding industrial power generation engines during major scheduled servicing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4955596, 4089169, 4352145\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine Displacement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15 Liters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMulti-Layer Steel and Composite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Why is a head gasket replacement critical after overheating? \u003cstrong\u003eA:\u003c\/strong\u003e Overheating can warp engine components and damage head gaskets, leading to catastrophic coolant-to-oil mixing. Replacing the gasket restores vital fluid boundaries.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Do I need to clean the cylinder head surface before installing this kit? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, a completely clean and flat mating surface is absolutely necessary to achieve a reliable seal with this gasket kit.\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":44788859240534,"sku":"SZ1E04354","price":482.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/57_0f53020b-7284-4f1d-94d9-d66ded8c4a27.jpg?v=1779932249","url":"https:\/\/www.solidspare.com\/products\/upper-cylinder-head-gasket-kit-for-cummins-15l-isx-qsx-4955596-4089169-4352145","provider":"Solid Spare","version":"1.0","type":"link"}