{"product_id":"skunk2-honda-k20c1-alpha-series-intake-exhaust-valve-set-standard-compression","title":"Skunk2 Honda K20C1 Alpha Series Intake \u0026 Exhaust Valve Set (Standard Compression)","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e310-05-2000\u003c\/span\u003e | \u003cstrong\u003eUPC:\u003c\/strong\u003e 841150914492\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eSkunk2 Honda K20C1 Alpha Series Intake \u0026amp;amp. Exhaust Valve Set (Standard Compression) 2017-2021 Civic Type R\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eSkunk2 Alpha Series Intake and Exhaust Valve Set for Honda K20C1 2.0L turbo engine in 2017-2021 Civic Type R delivers increased airflow from +1mm oversized heads while keeping standard compression. This 16-piece set with 8 intake and 8 exhaust valves supports extreme RPM and boost in performance builds. Direct replacement enhances combustion efficiency and power output.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne-Piece Forged 4740 Chromoly Construction:\u003c\/strong\u003e Provides strength and fatigue resistance for reliability under high stress and turbo boost.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSwirl Polished Surfaces:\u003c\/strong\u003e Reduces friction and valve flutter at high RPM for smoother operation and consistent power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOversized Valve Heads:\u003c\/strong\u003e Intake 36.5mm diameter by 115.9mm length exhaust 30.5mm by 115.0mm length with 7.98mm stems increase flow and combustion efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBead Blasted Finish:\u003c\/strong\u003e Lowers stress risers on stems for durability in turbocharged high-heat conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect OEM Compatibility:\u003c\/strong\u003e Fits stock keepers seals and beehive valve springs no modifications needed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eSpecial order item potential lead time from manufacturer.\u003c\/li\u003e\n\u003cli\u003eInspect valve guides and seats before installation.\u003c\/li\u003e\n\u003cli\u003ePacked in protective foam-lined box 12 x 8 x 3 inches.\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\u003eValve spring compressor tool required for cylinder head work.\u003c\/li\u003e\n\u003cli\u003eUses OEM valve stem seals and keepers for plug-and-play fitment.\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\u003e2017-2021\u003c\/td\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eCivic Type R\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eWhy Choose Skunk2?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eTrusted brand with 25+ years of Honda racing development.\u003c\/li\u003e\n\u003cli\u003eManufactured to exacting tolerances for consistent performance gains.\u003c\/li\u003e\n\u003cli\u003eBacked by real-world testing in drag and circuit applications.\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 Will this fit 2023+ Honda Civic Type R models?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e No this set is engineered specifically for the 2017-2021 K20C1 engine not compatible with later K20C variants.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material are the valves made from?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e One-piece forged from 4740 chromoly steel with 7.98mm 1mm oversize stems for strength and heat resistance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What is the warranty coverage?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Skunk2 offers a limited lifetime warranty against manufacturing defects when installed by certified technicians.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eShipping \u0026amp;amp. Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e UPS 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 Foam-protected custom box 12 x 8 x 3 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 2.8 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Skunk2 Racing","offers":[{"title":"Default Title","offer_id":43517531029583,"sku":"SKK310-05-2000","price":380.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/skunk2-honda-k20c1-alpha-series-intake-exhaust-valve-set-standard-compression-skunk2-racing.jpg?v=1767410558","url":"https:\/\/www.blackopsautoworks.com\/products\/skunk2-honda-k20c1-alpha-series-intake-exhaust-valve-set-standard-compression","provider":"Black Ops Auto Works","version":"1.0","type":"link"}