{"product_id":"gsc-p-d-toyota-2jz-21-4n-chrome-polished-intake-valve-34-6mm-head-1mm-single","title":"GSC P-D Toyota 2JZ 21-4N Chrome Polished Intake Valve - 34.6mm Head (+1mm) - Single","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e2064-01\u003c\/span\u003e | \u003cstrong\u003eUPC:\u003c\/strong\u003e GSC2064-01\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eGSC P-D Toyota 2JZ 21-4N Chrome Polished Intake Valve 34.6mm Head +1mm Single 1992-2005 Lexus Toyota\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eGSC Power-Division intake valve upgrades Toyota 2JZ-GE and 2JZ-GTE engines in 1992-2005 Lexus GS300 IS300 SC300 and Toyota Supra models. The 34.6mm oversize head diameter delivers higher airflow for increased horsepower and RPM capability. One-piece forged design ensures durability under high-performance conditions.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e21-4N Stainless Steel:\u003c\/strong\u003e High-nickel alloy provides fatigue resistance and maintains shape at extreme temperatures for reliable operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChrome Polished Stem:\u003c\/strong\u003e Reduces friction against valve guides improves oil film retention and extends guide life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e34.6mm Head +1mm Oversize:\u003c\/strong\u003e Boosts intake flow volume compared to stock valves supporting bigger cams and forced induction setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Specs:\u003c\/strong\u003e 6.970mm stem diameter 111.88mm overall length fits factory seats after machining for seamless integration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne-Piece Forged Construction:\u003c\/strong\u003e Eliminates failures from multi-piece designs handles high lift and spring pressures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eMachine valve seats to accommodate +1mm oversize head diameter.\u003c\/li\u003e\n\u003cli\u003eSet valve lash to manufacturer specs after installation.\u003c\/li\u003e\n\u003cli\u003eSingle valve sold individually for targeted replacements.\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\u003eResize valve seats for 34.6mm head using multi-angle cutters.\u003c\/li\u003e\n\u003cli\u003eCompatible with GSC valve springs retainers and stock hardware.\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\u003e1993-2005\u003c\/td\u003e\n\u003ctd\u003eLexus\u003c\/td\u003e\n\u003ctd\u003eGS300\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2001-2005\u003c\/td\u003e\n\u003ctd\u003eLexus\u003c\/td\u003e\n\u003ctd\u003eIS300\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2002-2005\u003c\/td\u003e\n\u003ctd\u003eLexus\u003c\/td\u003e\n\u003ctd\u003eIS300\u003c\/td\u003e\n\u003ctd\u003eSportcross\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1992-2000\u003c\/td\u003e\n\u003ctd\u003eLexus\u003c\/td\u003e\n\u003ctd\u003eSC300\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1993-1998\u003c\/td\u003e\n\u003ctd\u003eToyota\u003c\/td\u003e\n\u003ctd\u003eSupra\u003c\/td\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1993-1998\u003c\/td\u003e\n\u003ctd\u003eToyota\u003c\/td\u003e\n\u003ctd\u003eSupra\u003c\/td\u003e\n\u003ctd\u003eTwin Turbo\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\u003eProven in drag racing and circuit applications worldwide.\u003c\/li\u003e\n\u003cli\u003eEngineered for maximum flow and longevity in 2JZ builds.\u003c\/li\u003e\n\u003cli\u003eCNC machined to micron tolerances for perfect fit and function.\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 valve fit both 2JZ-GE and 2JZ-GTE engines?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes fits intake position in all 2JZ-GE non-turbo and 2JZ-GTE turbo variants after seat machining.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What finish is on the stem and why?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Chrome polished stem finish lowers wear promotes better lubrication retention and supports high RPM use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What warranty coverage applies?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e GSC offers limited lifetime warranty against manufacturing defects when installed by certified shop.\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 plastic sleeve in 6 x 4 x 1 inch box\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.11 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":43821075136591,"sku":"GSC2064-01","price":22.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/gsc-p-d-toyota-2jz-21-4n-chrome-polished-intake-valve-34_6mm-head-1mm-single-gsc-power-division.jpg?v=1767420163","url":"https:\/\/www.blackopsautoworks.com\/products\/gsc-p-d-toyota-2jz-21-4n-chrome-polished-intake-valve-34-6mm-head-1mm-single","provider":"Black Ops Auto Works","version":"1.0","type":"link"}