{"product_id":"cometic-nissan-75-80-l28-89mm-040in-mls-head-gasket-left","title":"Cometic Nissan 75-80 L28 89mm .040in. MLS Head Gasket - Left","description":"\u003cdiv\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003eC4580-045\u003c\/span\u003e   |   \u003cstrong\u003eUPC:\u003c\/strong\u003e 191070018894\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eCometic Nissan L28 89mm .040in MLS Head Gasket - Left (Non-Turbo)\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe \u003cstrong\u003eCometic C4580-045\u003c\/strong\u003e MLS Head Gasket is the best high-performance cylinder head gasket for 1975-1980 Nissan 280Z \/ 280ZX with the L28 engine (non-turbo applications). This multi-layer steel gasket features three embossed stainless layers with Viton rubber coating for superior sealing under high compression, boosted setups, or engine rebuilds, providing maximum combustion sealing, rebound, and corrosion resistance while maintaining precise .040\" compressed thickness.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Layer Steel (MLS):\u003c\/strong\u003e Three embossed stainless layers with Viton coating for unmatched sealing and rebound\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e89mm Bore:\u003c\/strong\u003e Precision-cut round bore matches L28 engine specifications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e.040in Compressed Thickness:\u003c\/strong\u003e Ideal for stock or mildly modified engines requiring proper compression height\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Sealants Required:\u003c\/strong\u003e Advanced design withstands shearing forces between aluminum heads and iron blocks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ctable width=\"100%\" cellspacing=\"0\" cellpadding=\"8\" border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eC4580-045\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePosition\u003c\/td\u003e\n\u003ctd\u003eLeft (Driver Side)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBore Size\u003c\/td\u003e\n\u003ctd\u003e89mm Round\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompressed Thickness\u003c\/td\u003e\n\u003ctd\u003e.040 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Layers\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eMulti-Layer Stainless Steel w\/ Viton Coating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eNon-Turbo L28 Engines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003eLimited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eLeft side gasket only – order matching right side (C4580-045R or equivalent) for complete set\u003c\/li\u003e\n\u003cli\u003eIdeal for engine rebuilds, high-compression builds, or mild forced induction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eEstimated time: Included in full head gasket job (8-12+ hours), advanced difficulty\u003c\/li\u003e\n\u003cli\u003eUse ARP head studs, proper torque sequence, and surface prep – professional engine builder recommended\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable cellspacing=\"0\" cellpadding=\"8\" border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1975-1978\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003e280Z \/ 280Z 2+2\u003c\/td\u003e\n\u003ctd\u003eL28 2.8L Non-Turbo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1979-1980\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003e280ZX \/ 280ZX 2+2 \/ GL\u003c\/td\u003e\n\u003ctd\u003eL28 2.8L Non-Turbo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWhy Choose Cometic MLS Gaskets?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eLeading manufacturer of multi-layer steel head gaskets for high-performance and racing applications\u003c\/li\u003e\n\u003cli\u003eViton-coated stainless layers provide superior sealing, rebound, and heat resistance\u003c\/li\u003e\n\u003cli\u003eTrusted by engine builders for reliability in boosted, high-compression, and naturally aspirated builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Is this for turbo or non-turbo? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Specifically non-turbo L28 applications different part for turbo variants.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Do I need right side too? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, this is left side only order matching right side gasket for complete set.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What thickness is compressed? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e .040 inches compressed ideal for stock or mildly modified engines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Do I need sealants? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No, MLS design requires no additional sealants use proper torque sequence.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eShipping \u0026amp; Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e UPS\/FedEx Ground\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock, ships same or next business day\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Official Cometic retail box\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Cometic Gasket","offers":[{"title":"Default Title","offer_id":44340176257103,"sku":"CGSC4580-045","price":181.01,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/cometic-c4580-045-gasket.png?v=1768343064","url":"https:\/\/www.blackopsautoworks.com\/products\/cometic-nissan-75-80-l28-89mm-040in-mls-head-gasket-left","provider":"Black Ops Auto Works","version":"1.0","type":"link"}