{"product_id":"gsc-p-d-4g63t-evo1-9-dsm-90-98-chrome-polished-super-alloy-exhaust-valve-31-5mm-head-1mm-set-8","title":"GSC P-D 4G63T Evo1-9\/DSM 90-98 Chrome Polished Super Alloy Exhaust Valve - 31.5mm Head(+1mm) -SET 8","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e2007-8\u003c\/span\u003e | \u003cstrong\u003eUPC:\u003c\/strong\u003e GSC2007-8\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eGSC Power-Division 4G63T Evo1-9 DSM 90-2006 Chrome Polished Super Alloy Exhaust Valve 31.5mm Head +1mm Set of 8\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eGSC Power-Division exhaust valves for 4G63T engines fit Mitsubishi Lancer Evolution 1-9 DSM Eclipse Talon Laser Galant 1990-2006. This set of 8 has 31.5mm head +1mm over stock for better exhaust flow and power at high RPM. Chrome polished stems and super alloy build endure extreme heat and boost in turbo DOHC 4G63 heads up to 40psi with dual springs.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuper Alloy Material:\u003c\/strong\u003e Forged one-piece design resists fatigue withstands temperatures over 1600°F for durability in high-boost turbo setups\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChrome Polished Stem:\u003c\/strong\u003e 6.98mm diameter reduces friction on guides dissipates heat 30% faster than stock for reliable valve action\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSwirl Polished Head:\u003c\/strong\u003e 31.5mm diameter +1mm over stock swirl ground top increases exhaust velocity scavenging for improved cylinder filling\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecise Dimensions:\u003c\/strong\u003e Head thickness 4.3mm stem length 110.95mm overall length 115.25mm for drop-in fit in 4G63 DOHC heads with correct lash\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSet of 8 Exhaust Valves:\u003c\/strong\u003e Matched set ensures even flow across cylinders supports high boost applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003ePair with GSC valve springs retainers seals for complete valvetrain upgrade\u003c\/li\u003e\n\u003cli\u003eCheck valve guide clearance before install tolerances under 0.004 inch required\u003c\/li\u003e\n\u003cli\u003ePacked in foam-lined 6 x 4 x 2 inch box protects valves during transit\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\u003eSet valve lash to 0.011-0.013 inch hot after +1mm head install\u003c\/li\u003e\n\u003cli\u003eCompatible with OEM or aftermarket retainers no machining needed on head\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\u003e1990-1998\u003c\/td\u003e\n\u003ctd\u003eEagle\u003c\/td\u003e\n\u003ctd\u003eTalon\u003c\/td\u003e\n\u003ctd\u003eTSi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1990-1994\u003c\/td\u003e\n\u003ctd\u003eMitsubishi\u003c\/td\u003e\n\u003ctd\u003eEclipse\u003c\/td\u003e\n\u003ctd\u003eGS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1990-1999\u003c\/td\u003e\n\u003ctd\u003eMitsubishi\u003c\/td\u003e\n\u003ctd\u003eEclipse\u003c\/td\u003e\n\u003ctd\u003eGST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1990-1999\u003c\/td\u003e\n\u003ctd\u003eMitsubishi\u003c\/td\u003e\n\u003ctd\u003eEclipse\u003c\/td\u003e\n\u003ctd\u003eGSX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1996-1999\u003c\/td\u003e\n\u003ctd\u003eMitsubishi\u003c\/td\u003e\n\u003ctd\u003eEclipse\u003c\/td\u003e\n\u003ctd\u003eSpyder GST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1991-1992\u003c\/td\u003e\n\u003ctd\u003eMitsubishi\u003c\/td\u003e\n\u003ctd\u003eGalant\u003c\/td\u003e\n\u003ctd\u003eVR-4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2005-2006\u003c\/td\u003e\n\u003ctd\u003eMitsubishi\u003c\/td\u003e\n\u003ctd\u003eLancer Evolution\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2005-2006\u003c\/td\u003e\n\u003ctd\u003eMitsubishi\u003c\/td\u003e\n\u003ctd\u003eLancer Evolution\u003c\/td\u003e\n\u003ctd\u003eMR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2005-2006\u003c\/td\u003e\n\u003ctd\u003eMitsubishi\u003c\/td\u003e\n\u003ctd\u003eLancer Evolution\u003c\/td\u003e\n\u003ctd\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2006\u003c\/td\u003e\n\u003ctd\u003eMitsubishi\u003c\/td\u003e\n\u003ctd\u003eLancer Evolution\u003c\/td\u003e\n\u003ctd\u003eSE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1990-1994\u003c\/td\u003e\n\u003ctd\u003ePlymouth\u003c\/td\u003e\n\u003ctd\u003eLaser\u003c\/td\u003e\n\u003ctd\u003eRS\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\u003eEngineered for DSM Evo race teams with track record in drag road racing\u003c\/li\u003e\n\u003cli\u003eMachined to micron tolerances in USA for zero defects\u003c\/li\u003e\n\u003cli\u003eBacked by testing on 1000whp 4G63 builds\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 these valves fit all 4G63T Evo 1-9 models?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes direct fit for all Mitsubishi Lancer Evolution 1-9 4G63 DOHC turbo heads including USDM 2003-2006 Evo 8\/9\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What finish and material details?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e One-piece super alloy valves with chrome plated stems for corrosion resistance swirl polished heads for 12% better flow than stock\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What about warranty and setup?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Lifetime defect warranty when installed by certified shop measure installed height lash precisely for dual springs\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 Foam protected 6 x 4 x 2 inch box\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.8 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":43821074677839,"sku":"GSC2007-8","price":270.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/gsc-p-d-4g63t-evo1-9dsm-90-98-chrome-polished-super-alloy-exhaust-valve-31_5mm-head1mm-set-8-gsc-power-division.jpg?v=1767420156","url":"https:\/\/www.blackopsautoworks.com\/products\/gsc-p-d-4g63t-evo1-9-dsm-90-98-chrome-polished-super-alloy-exhaust-valve-31-5mm-head-1mm-set-8","provider":"Black Ops Auto Works","version":"1.0","type":"link"}