{"product_id":"cometic-honda-k20c1-k20c4-042in-hp-cylinder-head-gasket-88mm-bore","title":"Cometic Honda K20C1\/K20C4 .042in HP Cylinder Head Gasket - 88mm Bore","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e C14021-042 | \u003cstrong\u003eUPC:\u003c\/strong\u003e 191070576257\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eCometic Honda K20C1\/K20C4 .042in HP Cylinder Head Gasket - 88mm Bore Fits 2017-2021 Civic Type R Accord RDX\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eUpgrade your Honda K20C1 or K20C4 engine with the Cometic .042in HP Cylinder Head Gasket featuring an 88mm bore. This multi-layer steel gasket delivers reliable sealing for high-performance turbocharged applications in 2017-2020 Honda Civic Type R, 2018-2020 Honda Accord 2.0T models, and 2019-2021 Acura RDX. It handles elevated pressures and temperatures common in boosted builds while maintaining precise combustion chamber integrity.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Layer Steel Construction:\u003c\/strong\u003e Three stainless steel layers with a flexible expanded metal core resist high cylinder pressures and prevent blowout in performance engines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e.042in Thickness:\u003c\/strong\u003e Provides ideal compressed volume for high-performance setups with increased bearing clearances and boosted power levels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e88mm Bore Diameter:\u003c\/strong\u003e Matches K20C1\/K20C4 cylinder dimensions for perfect alignment and sealing in turbocharged 2.0L engines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Pressure Combustion Seal:\u003c\/strong\u003e Pre-flattened fire ring ensures gas-tight seal under extreme boost and heat cycles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Manufacturing:\u003c\/strong\u003e Laser-cut layers and pressure-bonded assembly deliver consistent fit and durability for racing or street use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eVerify engine code K20C1 or K20C4 prior to installation.\u003c\/li\u003e\n\u003cli\u003eClean mating surfaces thoroughly for optimal sealing performance.\u003c\/li\u003e\n\u003cli\u003ePackaged flat in protective envelope for damage-free delivery.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProfessional installation recommended.\u003c\/li\u003e\n\u003cli\u003eTorque head bolts to Honda factory specifications in sequence.\u003c\/li\u003e\n\u003cli\u003eRequires MLS-compatible head and block surfaces. no resurfacing needed if flat within spec.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable 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\u003eSubmodel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2019-2020\u003c\/td\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eCivic\u003c\/td\u003e\n\u003ctd\u003eSport\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2017-2020\u003c\/td\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eCivic\u003c\/td\u003e\n\u003ctd\u003eType R\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2019-2021\u003c\/td\u003e\n\u003ctd\u003eAcura\u003c\/td\u003e\n\u003ctd\u003eRDX\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2021\u003c\/td\u003e\n\u003ctd\u003eAcura\u003c\/td\u003e\n\u003ctd\u003eRDX\u003c\/td\u003e\n\u003ctd\u003ePMC Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2019-2021\u003c\/td\u003e\n\u003ctd\u003eAcura\u003c\/td\u003e\n\u003ctd\u003eRDX\u003c\/td\u003e\n\u003ctd\u003eSH-AWD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2018-2020\u003c\/td\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eAccord\u003c\/td\u003e\n\u003ctd\u003eEX-L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2018-2020\u003c\/td\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eAccord\u003c\/td\u003e\n\u003ctd\u003eSport\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2018-2020\u003c\/td\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eAccord\u003c\/td\u003e\n\u003ctd\u003eTouring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2017-2018\u003c\/td\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eCivic\u003c\/td\u003e\n\u003ctd\u003eEX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2017-2020\u003c\/td\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eCivic\u003c\/td\u003e\n\u003ctd\u003eLX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2017-2018\u003c\/td\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eCivic\u003c\/td\u003e\n\u003ctd\u003eLX-P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eWhy Choose Cometic?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eTrusted by professional race teams for decades in high-stakes competition.\u003c\/li\u003e\n\u003cli\u003eMLS gaskets built to endure extreme heat and pressure in turbo applications.\u003c\/li\u003e\n\u003cli\u003eEvery gasket features exact OEM bore sizing with performance enhancements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\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 Does this gasket fit 2017-2020 Honda Civic Type R K20C1 engines?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes, it is specifically designed for K20C1 and K20C4 engines with 88mm bore including Civic Type R models.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material is used in this head gasket?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Multi-layer steel with three 301 stainless steel layers and a flexible core for superior durability under boost.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What is the warranty on Cometic gaskets?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Backed by Cometic's limited warranty covering manufacturing defects when installed correctly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eShipping \u0026amp; Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e UPS Ground or USPS Priority\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 Protective flat envelope 12in x 9in x 0.5in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.4 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Cometic Gasket","offers":[{"title":"Default Title","offer_id":43979905990735,"sku":"CGSC14021-042","price":96.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/cometic-honda-k20c1k20c4-_042in-hp-cylinder-head-gasket-88mm-bore-cometic-gasket.jpg?v=1767423921","url":"https:\/\/www.blackopsautoworks.com\/products\/cometic-honda-k20c1-k20c4-042in-hp-cylinder-head-gasket-88mm-bore","provider":"Black Ops Auto Works","version":"1.0","type":"link"}