{"product_id":"gsc-p-d-12-13-subaru-scion-brz-fr-s-21-4n-chrome-polished-intake-valve-35mm-head-std-set-8","title":"GSC P-D 12-13 Subaru\/Scion BRZ\/FR-S 21-4N Chrome Polished Intake Valve - 35mm Head (STD) - SET 8","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e2122-8\u003c\/span\u003e\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eGSC Power-Division 2013-2020 Subaru BRZ \/ Scion FR-S \/ Toyota 86 21-4N Chrome Polished Intake Valve - 35mm Head (STD) - SET 8\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eGSC Power-Division chrome polished intake valves deliver reliable performance for the FA20 engine in 2013-2020 Subaru BRZ Scion FR-S and Toyota 86 models. This set of 8 valves features 35mm heads and standard stems crafted from 21-4N stainless steel to support higher RPMs improved airflow and extended durability under boost. Engine builders choose these for consistent valve train operation in demanding street and track conditions.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e21-4N Stainless Steel Construction:\u003c\/strong\u003e Provides high strength fatigue resistance and corrosion protection ideal for sustained high heat and pressure in performance engines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChrome Polished Stem Finish:\u003c\/strong\u003e Reduces friction against valve guides extends guide life and ensures smooth operation at peak valve speeds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e35mm Head Diameter:\u003c\/strong\u003e Matches FA20 intake port design for enhanced airflow velocity and power across the RPM range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5.95mm STD Stem Diameter:\u003c\/strong\u003e Direct drop-in replacement maintains stock tolerances for easy integration with OEM or aftermarket components\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e97.74mm Overall Length:\u003c\/strong\u003e Precision dimensioned for proper installed height and coil bind clearance with stock or upgraded springs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eComplete set of 8 intake valves for full cylinder head replacement\u003c\/li\u003e\n\u003cli\u003eInspect valve guides and seats prior to installation for optimal sealing\u003c\/li\u003e\n\u003cli\u003eStandard shipping via ground carrier with protective packaging\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\u003eVerify valve to piston clearance especially with high lift cams or milled heads\u003c\/li\u003e\n\u003cli\u003eLap valves for proper seating and replace stem seals during service\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\u003e2013-2016\u003c\/td\u003e\n\u003ctd\u003eScion\u003c\/td\u003e\n\u003ctd\u003eFR-S\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2013-2020\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eBRZ\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2017-2020\u003c\/td\u003e\n\u003ctd\u003eToyota\u003c\/td\u003e\n\u003ctd\u003e86\u003c\/td\u003e\n\u003ctd\u003eAll\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eWhy Choose GSC Power-Division?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eBacked by years of motorsports development in Subaru and Toyota platforms\u003c\/li\u003e\n\u003cli\u003eManufactured to exact specifications for race-proven reliability\u003c\/li\u003e\n\u003cli\u003eEngineered with advanced materials for consistent performance gains\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 Do these valves fit 2013-2016 Scion FR-S models?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes they are a direct fit for all 2013-2016 Scion FR-S variants with the FA20 engine including base and performance packages\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material and finish are used?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Forged from 21-4N stainless steel with chrome polished stems for strength heat management reduced wear and long service life\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What warranty coverage is provided?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e GSC Power-Division valves carry a lifetime warranty against manufacturing defects when installed and maintained properly\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 Standard ground shipping\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 Securely boxed for damage-free delivery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.95 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":40341598961743,"sku":"GSC2122-8","price":166.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/Screenshot_2024-05-23_at_12.37.29_PM.png?v=1716482285","url":"https:\/\/www.blackopsautoworks.com\/products\/gsc-p-d-12-13-subaru-scion-brz-fr-s-21-4n-chrome-polished-intake-valve-35mm-head-std-set-8","provider":"Black Ops Auto Works","version":"1.0","type":"link"}