{"product_id":"gsc-p-d-mitsubishi-4b11t-beehive-valve-springs-ti-retainer-kit-use-w-oe-spring-seats","title":"GSC P-D Mitsubishi 4B11T Beehive Valve Springs \u0026 Ti Retainer Kit (Use w\/OE Spring Seats)","description":"\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e \u003cspan itemprop=\"sku\"\u003e5042\u003c\/span\u003e | \u003cstrong\u003eUPC:\u003c\/strong\u003e GSC5042\u003c\/p\u003e\n\n\u003ch4\u003e\u003cstrong\u003eGSC Power-Division Mitsubishi 4B11T Beehive Valve Springs \u0026amp; Ti Retainer Kit (2008-2015 Evo X, Ralliart. Use w\/OE Spring Seats)\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eGSC Power-Division Beehive Valve Springs and Titanium Retainer Kit delivers precise valvetrain control for Mitsubishi 4B11T engines in 2008-2015 Lancer Evolution X, 2009-2015 Lancer Ralliart, and 2010-2011 Lancer Ralliart Sportback models. Lighter beehive design cuts mass versus stock dual springs while maintaining 120lb seat pressure for rock-solid stability at 9000+ RPM. Pair with titanium retainers to drop inertia and support turbo builds up to 35psi boost.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBeehive Progressive Design:\u003c\/strong\u003e Tapered shape reduces weight by 14g per spring over duals, fights harmonics for fatigue-free operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeat Pressure:\u003c\/strong\u003e 120lbs at 1.720in ensures positive valve closure under extreme boost and high miles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpen Pressure:\u003c\/strong\u003e 280lbs at 0.440in lift handles stock cams or upgrades without float.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTitanium Retainers:\u003c\/strong\u003e 7075 billet Ti saves 18g per valve versus steel, accelerates response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoil Bind Height:\u003c\/strong\u003e 1.150in with max lift 0.440in clears most aftermarket cams safely.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eRequires OEM spring seats and locators for installation.\u003c\/li\u003e\n\u003cli\u003eKit contains 16 chromoly steel beehive springs and 16 titanium retainers for full 4B11T head.\u003c\/li\u003e\n\u003cli\u003eShips ready for immediate valvetrain upgrade, no core return needed.\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\u003eReuse stock spring seats, retainers drop directly onto OEM valves.\u003c\/li\u003e\n\u003cli\u003eCompatible with factory valve locks and keepers, no custom hardware required.\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\u003e2008-2015\u003c\/td\u003e\n\u003ctd\u003eMitsubishi\u003c\/td\u003e\n\u003ctd\u003eLancer\u003c\/td\u003e\n\u003ctd\u003eEvolution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2009-2015\u003c\/td\u003e\n\u003ctd\u003eMitsubishi\u003c\/td\u003e\n\u003ctd\u003eLancer\u003c\/td\u003e\n\u003ctd\u003eRalliart\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2010-2011\u003c\/td\u003e\n\u003ctd\u003eMitsubishi\u003c\/td\u003e\n\u003ctd\u003eLancer\u003c\/td\u003e\n\u003ctd\u003eRalliart Sportback\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 20+ years designing valvetrain for drag, time attack, and rally teams.\u003c\/li\u003e\n\u003cli\u003eEvery spring load-tested to +\/-2lb tolerance for matchless consistency.\u003c\/li\u003e\n\u003cli\u003eDyno-proven in 1000hp+ 4B11T builds with zero failures reported.\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 Does this fit 2008-2015 Mitsubishi Lancer Evolution X?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Yes, direct fit for all 4B11T-equipped Evo X models including MR and GSR when using OE spring seats.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What materials are used in construction?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Beehive springs from premium chromoly steel with dual angle machining. Retainers from lightweight 7075 aerospace titanium.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What warranty coverage applies?\u003cbr\u003e\n      \u003cstrong\u003eA:\u003c\/strong\u003e Lifetime warranty on valve springs for manufacturing defects with proper installation. Retainers covered 1 year.\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\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-secured box 10 x 10 x 6 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 5 lbs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":43805341876303,"sku":"GSC5042","price":399.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/gsc-p-d-mitsubishi-4b11t-beehive-valve-springs-ti-retainer-kit-use-woe-spring-seats-gsc-power-division.jpg?v=1767419563","url":"https:\/\/www.blackopsautoworks.com\/products\/gsc-p-d-mitsubishi-4b11t-beehive-valve-springs-ti-retainer-kit-use-w-oe-spring-seats","provider":"Black Ops Auto Works","version":"1.0","type":"link"}