{"product_id":"jaguar-xjs-xj6-xj40-i6-3-6-4-0-engine-oil-cooler-adapter-eac3669pa","title":"Jaguar XJS XJ6 XJ40 I6 3.6 4.0 Engine Oil Cooler Adapter EAC3669PA","description":"\u003cp\u003e#102\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eGenuine used Jaguar XJS \/ XJ6 \/ XJ40 Engine Oil Filter Housing \u0026amp; Oil Cooler Adapter, part number EAC3669PA, for selected Jaguar 3.6 and 4.0-litre inline 6-cylinder petrol engines.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThis aluminium housing mounts to the engine and provides the mounting point for the engine oil filter while also incorporating the oil-flow passages associated with the engine lubrication and oil-cooler system.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003ePart Details\u003c\/p\u003e\u003cbr\u003e\u003cp\u003ePart Number: EAC3669PA\u003c\/p\u003e\u003cp\u003eJaguar OE Reference: EAC3669 \/ EAC3669PA\u003c\/p\u003e\u003cp\u003ePart Type: Engine Oil Filter Housing \/ Oil Filter Head \/ Oil Cooler Adapter\u003c\/p\u003e\u003cp\u003eSystem: Engine Lubrication \/ Oil Cooling System\u003c\/p\u003e\u003cp\u003eEngine Type: Inline 6-Cylinder Petrol\u003c\/p\u003e\u003cp\u003eEngine Family: AJ6 \/ related AJ16 applications\u003c\/p\u003e\u003cp\u003eMaterial: Cast Aluminium\u003c\/p\u003e\u003cp\u003eManufacturer: Jaguar\u003c\/p\u003e\u003cp\u003eCondition: Used Genuine Part\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eCompatibility\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eSuitable for selected Jaguar models including:\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e* Jaguar XJ40 \/ XJ6\u003c\/p\u003e\u003cp\u003e* Jaguar XJS \/ XJ-S\u003c\/p\u003e\u003cp\u003e* Selected later XJ6 applications using the compatible inline-six engine and oil-filter arrangement\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eEngine Compatibility\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eDocumented applications include:\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e3.6 I6 Petrol – AJ6\u003c\/p\u003e\u003cp\u003e4.0 I6 Petrol – AJ6 \/ AJ16-related applications\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThe exact EAC3669PA number is documented on Jaguar XJ40\/XJS 3.6-litre applications and is also found on 4.0-litre XJ6 and XJS vehicles.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThis makes the part particularly relevant for late XJ40 and facelift XJS models using Jaguar’s inline-six engine family.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eTechnical Information\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThe oil filter housing is an important part of the engine lubrication system.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eEngine oil is circulated under pressure by the oil pump and routed through the lubrication system to protect components such as:\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e* Crankshaft bearings\u003c\/p\u003e\u003cp\u003e* Connecting rod bearings\u003c\/p\u003e\u003cp\u003e* Camshaft components\u003c\/p\u003e\u003cp\u003e* Cylinder head lubrication points\u003c\/p\u003e\u003cp\u003e* Timing components\u003c\/p\u003e\u003cp\u003e* Other internal engine surfaces\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThe EAC3669PA housing provides the mounting interface for the replaceable engine oil filter and contains internal oil passages that route engine oil through the appropriate filtration and cooling circuits.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eOil Filter \u0026amp; Oil Cooler System Information\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eDepending on vehicle specification, the housing works with components including:\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e* Engine oil filter\u003c\/p\u003e\u003cp\u003e* Engine oil pump\u003c\/p\u003e\u003cp\u003e* Oil cooler\u003c\/p\u003e\u003cp\u003e* Oil cooler feed and return hoses\u003c\/p\u003e\u003cp\u003e* Oil pressure \/ bypass components\u003c\/p\u003e\u003cp\u003e* Engine block oil galleries\u003c\/p\u003e\u003cp\u003e* Seals and gaskets\u003c\/p\u003e\u003cp\u003e* Threaded oil cooler connections\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eOn oil-cooler-equipped vehicles, the housing provides the interface between the engine lubrication circuit and the external oil-cooling system.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eHot engine oil can be routed through the cooler circuit before returning to the engine lubrication system.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThis helps maintain a suitable engine-oil operating temperature, particularly during sustained engine load and higher-temperature operation.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eCommon Reasons for Replacement\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eReplacement may be required because of:\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e* Cracked housing\u003c\/p\u003e\u003cp\u003e* Damaged oil-filter mounting threads\u003c\/p\u003e\u003cp\u003e* Damaged oil cooler connections\u003c\/p\u003e\u003cp\u003e* Corrosion around hose fittings\u003c\/p\u003e\u003cp\u003e* Oil leakage\u003c\/p\u003e\u003cp\u003e* Damaged sealing surface\u003c\/p\u003e\u003cp\u003e* Previous incorrect repair\u003c\/p\u003e\u003cp\u003e* Stripped mounting threads\u003c\/p\u003e\u003cp\u003e* Accident or engine damage\u003c\/p\u003e\u003cp\u003e* Damaged internal passages\u003c\/p\u003e\u003cp\u003e* Housing damaged during engine removal or servicing\u003c\/p\u003e\u003cbr\u003e\u003cp\u003ePossible Symptoms \/ Problems\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eProblems associated with the housing or its seals may include:\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e* Engine oil leakage\u003c\/p\u003e\u003cp\u003e* Oil collecting around the filter housing\u003c\/p\u003e\u003cp\u003e* Leakage around oil cooler connections\u003c\/p\u003e\u003cp\u003e* Persistent oil loss\u003c\/p\u003e\u003cp\u003e* Oil contamination around the side of the engine\u003c\/p\u003e\u003cp\u003e* Damaged or insecure oil filter\u003c\/p\u003e\u003cp\u003e* Difficulty sealing the oil filter correctly\u003c\/p\u003e\u003cp\u003e* Leakage after an oil-filter change\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eOil leakage in this area does not automatically mean the aluminium housing itself has failed.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eSeals, gaskets, cooler hoses and fittings should also be inspected.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eImportant Diagnostic Information\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eBefore replacing the housing, inspect:\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e* Oil filter and filter sealing surface\u003c\/p\u003e\u003cp\u003e* Housing-to-engine gasket\/seal\u003c\/p\u003e\u003cp\u003e* Oil cooler hose connections\u003c\/p\u003e\u003cp\u003e* Oil cooler hoses\u003c\/p\u003e\u003cp\u003e* Threaded fittings\u003c\/p\u003e\u003cp\u003e* Housing for cracks\u003c\/p\u003e\u003cp\u003e* Mounting bolt threads\u003c\/p\u003e\u003cp\u003e* Oil pressure components where applicable\u003c\/p\u003e\u003cp\u003e* Oil cooler itself\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eClean the surrounding area before diagnosis where possible, as engine oil can travel along the block and make the source of a leak difficult to identify.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eInstallation\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThis is a mechanical engine lubrication component.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eDuring installation:\u003c\/p\u003e\u003cbr\u003e\u003cp\u003e* Clean all mating surfaces\u003c\/p\u003e\u003cp\u003e* Inspect the housing for contamination\u003c\/p\u003e\u003cp\u003e* Use the correct replacement gasket\/seals\u003c\/p\u003e\u003cp\u003e* Inspect oil cooler hose fittings\u003c\/p\u003e\u003cp\u003e* Ensure oil passages remain clean\u003c\/p\u003e\u003cp\u003e* Tighten mounting hardware to the appropriate specification\u003c\/p\u003e\u003cp\u003e* Install the correct engine oil filter\u003c\/p\u003e\u003cp\u003e* Refill\/check engine oil as required\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAfter installation, start the engine and carefully inspect the housing, oil-filter seal and cooler connections for leakage.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eCorrect engine oil pressure should be confirmed if there were previous lubrication-system concerns.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eProgramming \/ Coding\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eNo programming or coding required.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eThis is a mechanical engine lubrication component.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eRelated Part Number Information\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eMain Part Number: EAC3669PA\u003c\/p\u003e\u003cp\u003eBase Reference: EAC3669\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAnother number frequently associated with later Jaguar inline-six oil-filter housing applications is:\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eEBC4124PA \/ EBC4124\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eEBC4124PA is advertised alongside EAC3669PA for some later XJ6\/XJ40\/X300 4.0 applications.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eHowever, these numbers should not automatically be treated as interchangeable without comparing the housing, oil passages, cooler connections and vehicle specification.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eImportant Compatibility Note\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eJaguar used different oil-filter housing and oil-cooler arrangements depending on engine, production year and vehicle specification.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eBefore purchasing, please compare:\u003c\/p\u003e\u003cbr\u003e\u003cp\u003ePart Number: EAC3669PA \/ EAC3669\u003c\/p\u003e\u003cp\u003eEngine: 3.6 or 4.0 I6\u003c\/p\u003e\u003cp\u003eEngine family: AJ6 \/ applicable AJ16 configuration\u003c\/p\u003e\u003cp\u003eOil cooler connections\u003c\/p\u003e\u003cp\u003eOil-filter mounting arrangement\u003c\/p\u003e\u003cp\u003eHousing shape\u003c\/p\u003e\u003cp\u003eMounting bolt positions\u003c\/p\u003e\u003cp\u003eOil passage configuration\u003c\/p\u003e\u003cp\u003eOriginal housing fitted to the vehicle\u003c\/p\u003e\u003cbr\u003e\u003cp\u003ePlease do not purchase solely because the vehicle is an XJS, XJ6 or XJ40, as Jaguar used different lubrication-system components across different engines and production periods.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eCondition\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eUsed genuine Jaguar part.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAs a used engine lubrication component, the housing may show normal cosmetic marks, scratches, staining, old oil residue, surface oxidation and other signs of previous installation.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eUsed housings should be thoroughly cleaned internally before installation to prevent contamination entering the engine lubrication system.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003ePlease inspect the supplied photographs carefully, particularly the oil cooler connections, filter mounting area, threads, sealing surfaces and mounting points.\u003c\/p\u003e\u003cbr\u003e\u003cp\u003eAn ideal genuine replacement for a cracked, leaking, stripped or damaged Jaguar XJS \/ XJ6 \/ XJ40 3.6 or 4.0 inline-six engine oil filter housing \/ oil cooler adapter.\u003c\/p\u003e\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e Jaguar\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer Part Number:\u003c\/strong\u003e Eac3669pa\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e United Kingdom\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Jaguar","offers":[{"title":"Default Title","offer_id":54860156141895,"sku":"158250322200","price":36.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/1528\/3527\/files\/10_aa777239-95f4-495f-9381-f87e80150e9f.jpg?v=1788368952","url":"https:\/\/spares4repairs.store\/products\/jaguar-xjs-xj6-xj40-i6-3-6-4-0-engine-oil-cooler-adapter-eac3669pa","provider":"Spares 4 Repairs","version":"1.0","type":"link"}