{"product_id":"gsc-p-d-4g63t-evo1-9-dsm-90-98-chrome-polished-super-alloy-exhaust-valve-30-5mm-headstd-set-8","title":"GSC P-D 4G63T Evo1-9\/DSM 90-98 Chrome Polished Super Alloy Exhaust Valve - 30.5mm Head(STD) - SET 8","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e2005-8\u003c\/span\u003e | \u003cstrong\u003eUPC:\u003c\/strong\u003e GSC2005-8\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eGSC P-D 4G63T Evo1-9 DSM 90-98 Chrome Polished Super Alloy Exhaust Valve 30.5mm Head STD SET 8\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eGSC Power-Division exhaust valves feature forged super alloy construction for 4G63T engines in Mitsubishi Lancer Evolution 1-9 DSM Eagle Talon Plymouth Laser Mitsubishi Eclipse Galant 1990-2006. This set of 8 valves with 30.5mm standard head diameter handles high boost levels and extreme RPM in tuned turbo setups. Drivers achieve consistent exhaust flow heat management and reliability in drag racing time attack builds.\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 high temperatures detonation in boosted 4G63T applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChrome Polished Stems:\u003c\/strong\u003e Reduces guide wear friction improves heat dissipation to valve seats\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSwirl Polished Heads:\u003c\/strong\u003e Enhances exhaust gas flow for better scavenging power output across RPM range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e30.5mm STD Head Diameter:\u003c\/strong\u003e Direct stock replacement with upgraded durability for Evo DSM cylinder heads\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSet of 8 Valves:\u003c\/strong\u003e Complete exhaust valve kit matches GSC intake valves for balanced valvetrain performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eInspect valve guides seats before installation for proper clearance\u003c\/li\u003e\n\u003cli\u003eUse high-quality assembly lube on stems during install to prevent scoring\u003c\/li\u003e\n\u003cli\u003eStore in original packaging to protect chrome finish from contaminants\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 stem diameter 5.5mm requires stock guide compatibility verification\u003c\/li\u003e\n\u003cli\u003eCompatible with OEM retainers springs keepers no modifications needed\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\u003e2003-2005\u003c\/td\u003e\n\u003ctd\u003eMitsubishi\u003c\/td\u003e\n\u003ctd\u003eLancer Evolution\u003c\/td\u003e\n\u003ctd\u003eI II III VIII MR RS\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\u003eIX SE\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\u003eProven in drag racing time attack with 4G63T builds worldwide\u003c\/li\u003e\n\u003cli\u003eEngineered for 50psi boost 10k RPM durability\u003c\/li\u003e\n\u003cli\u003ePrecision machined in USA for exact fit flow characteristics\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 Evo 8 9 4G63 heads?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes set matches Evo 1-9 DSM 90-98 4G63T exhaust ports perfectly stock head size\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What material provides the chrome polished finish?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Stems feature electroless nickel chrome plating over super alloy core for wear resistance thermal conductivity\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Do these require special springs retainers?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Designed for OEM aftermarket springs up to 14mm lift compatible with GSC beehive 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 box 7 x 5 x 1.5 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.75 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":43814050365519,"sku":"GSC2005-8","price":241.65,"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-30_5mm-headstd-set-8-gsc-power-division.jpg?v=1767419830","url":"https:\/\/www.blackopsautoworks.com\/products\/gsc-p-d-4g63t-evo1-9-dsm-90-98-chrome-polished-super-alloy-exhaust-valve-30-5mm-headstd-set-8","provider":"Black Ops Auto Works","version":"1.0","type":"link"}