{"product_id":"cometic-gasket-gm-lsx-gen-4-sb-v8-063in-dst-cyl-hg-4-200in-bore-1-2in-3-8in-studs-lhs","title":"Cometic Gasket GM LSX Gen-4 SB V8 .063in DST Cyl. HG - 4.200in Bore - 1\/2in \u0026 3\/8in Studs - LHS","description":"\u003cdiv\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e C15745-063 \/ \u003cstrong\u003eUPC:\u003c\/strong\u003e 191070590604\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eCometic .063\" MLS Cylinder Head Gasket for GM LSX \/ Gen-4 Small Block V8 (4.200\" Bore, LHS)\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe Cometic is a premium Multi-Layer Steel (MLS) cylinder head gasket designed for high-performance GM LSX and Gen-4 Small Block V8 engines. With a .063\" compressed thickness and a 4.200\" bore, this gasket is ideal for stroker builds, boosted applications, and high-horsepower LS engines. It features Cometic’s advanced DST coating for superior sealing, excellent heat resistance, and long-term durability under extreme conditions.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Layer Steel (MLS) Construction\u003c\/strong\u003e – Provides excellent sealing strength and durability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDST Coating\u003c\/strong\u003e – Cometic’s proprietary coating improves sealing and resists heat and chemicals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4.200\" Bore\u003c\/strong\u003e – Popular size for 427ci and larger LS stroker combinations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e.063\" Compressed Thickness\u003c\/strong\u003e – Ideal for performance and boosted applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1\/2\" \u0026amp; 3\/8\" Stud Compatible\u003c\/strong\u003e – Designed to work with mixed stud sizes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeft Hand Side (LHS)\u003c\/strong\u003e – Driver’s side gasket\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\u003eDetail\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eCometic Gasket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eMLS Cylinder Head Gasket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBore Size\u003c\/td\u003e\n\u003ctd\u003e4.200 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompressed Thickness\u003c\/td\u003e\n\u003ctd\u003e.063 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eMulti-Layer Steel with DST Coating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStud Compatibility\u003c\/td\u003e\n\u003ctd\u003e1\/2\" \u0026amp; 3\/8\" Mixed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePosition\u003c\/td\u003e\n\u003ctd\u003eLeft Hand Side (Driver's Side)\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\u003eCometic Limited Warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWhats Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eOne Cometic MLS Cylinder Head Gasket (LHS)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eThis is a single gasket (Left Hand Side only). Order two for a complete engine\u003c\/li\u003e\n\u003cli\u003eRecommended for high-performance, boosted, or stroker LS builds\u003c\/li\u003e\n\u003cli\u003eProper surface preparation and torque procedures are critical for best results\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\u003eEngine Family\u003c\/th\u003e\n\u003cth\u003eCommon Applications\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\u003eGM LSX \/ Gen-4 Small Block V8\u003c\/td\u003e\n\u003ctd\u003eLS3, LS7, L92, L99, LS9, and stroker combinations\u003c\/td\u003e\n\u003ctd\u003e4.200\" bore applications (2006+)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGM LSX Race Blocks\u003c\/td\u003e\n\u003ctd\u003eLSX 427, LSX 454, and other aftermarket LSX blocks\u003c\/td\u003e\n\u003ctd\u003eHigh-performance and boosted builds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWhy Choose Cometic?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eIndustry leader in high-performance MLS head gaskets\u003c\/li\u003e\n\u003cli\u003eUsed by top engine builders in drag racing, road racing, and boosted applications\u003c\/li\u003e\n\u003cli\u003eAdvanced coatings and materials for superior sealing under extreme conditions\u003c\/li\u003e\n\u003cli\u003eMade in the USA with strict quality control\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 gasket for the driver or passenger side?\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA:\u003c\/strong\u003e This is the Left Hand Side (LHS \/ Driver’s side) gasket only.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What bore size is this gasket designed for?\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA:\u003c\/strong\u003e It is designed for a 4.200\" bore, commonly used in 427ci and larger LS stroker engines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Can this be used on a stock LS3 or LS7?\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA:\u003c\/strong\u003e It can be used, but it is most popular in performance, stroker, and boosted applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Do I need to use sealant with this gasket?\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA:\u003c\/strong\u003e Cometic MLS gaskets are designed to be used dry on clean, flat surfaces. Always follow Cometic’s recommended installation procedures.\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 Ground or 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 Secure Cometic retail packaging\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Cometic Gasket","offers":[{"title":"Default Title","offer_id":45019769307215,"sku":"CGSC15745-063","price":282.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/cometic-c15745-063-gm-lsx-gen4-head-gasket.png?v=1778529461","url":"https:\/\/www.blackopsautoworks.com\/products\/cometic-gasket-gm-lsx-gen-4-sb-v8-063in-dst-cyl-hg-4-200in-bore-1-2in-3-8in-studs-lhs","provider":"Black Ops Auto Works","version":"1.0","type":"link"}