{"product_id":"sprk-m1012-ex1-supertech-single-valve-springs-evox","title":"Supertech Dual Valve Spring Kit for Evo X","description":"Supertech dual valve spring kits for 4B11 Evo X. Includes 16 dual springs, 16 titanium retainers and 16 valve seats. Please do all your research and consult your engine builder if necessary! \u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003eVehicle Fitment:\u003c\/span\u003e\u003cbr\u003e2008-2015 Evolution X \u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #ff2a00;\"\u003ePurchase Includes:\u003c\/span\u003e\u003cbr\u003e(16) Dual Valve Springs\u003cbr\u003e(16) Titanium Retainers\u003cbr\u003e(16) Valve Seats\u003cbr\u003e\u003cbr\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable cellspacing=\"0\" cellpadding=\"0\" border=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr bgcolor=\"2d2d2d\"\u003e\n\u003ctd style=\"color: #ffffff;\"\u003ePart Number:\u003c\/td\u003e\n\u003ctd style=\"color: #ffffff;\"\u003eSeat Pressure:\u003c\/td\u003e\n\u003ctd style=\"color: #ffffff;\"\u003eOpen Pressure:\u003c\/td\u003e\n\u003ctd style=\"color: #ffffff;\"\u003eDetails:\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr bgcolor=\"404040\"\u003e\n\u003ctd style=\"color: #ffffff;\"\u003eSPRK-M1012-EX1\u003c\/td\u003e\n\u003ctd style=\"color: #ffffff;\"\u003e75 @ 34.50\u003c\/td\u003e\n\u003ctd style=\"color: #ffffff;\"\u003e185 @ 11.50\u003c\/td\u003e\n\u003ctd style=\"color: #ffffff;\"\u003eMax Lift: 14.50mm\u003cbr\u003eCoil Bind: 20.00mm\u003cbr\u003eRate: 9.60 lbs\/mm\u003cbr\u003eRetainer: RET-TS55\/T1-EX\u003cbr\u003eSpring: SPR-M1012\/EX1\u003cbr\u003eSeat Locator: SEAT-M1015-2 + OEM seat locator\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr bgcolor=\"2d2d2d\"\u003e\n\u003ctd style=\"color: #b3b3b3;\"\u003eSPRK-M1012-EX2\u003c\/td\u003e\n\u003ctd style=\"color: #b3b3b3;\"\u003e75 @ 35.30\u003c\/td\u003e\n\u003ctd style=\"color: #b3b3b3;\"\u003e-\u003c\/td\u003e\n\u003ctd style=\"color: #b3b3b3;\"\u003eDiscontinued\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr bgcolor=\"404040\"\u003e\n\u003ctd style=\"color: #ffffff;\"\u003eSPRK-M1015-EX3\u003c\/td\u003e\n\u003ctd style=\"color: #ffffff;\"\u003e85 @ 34.50\u003c\/td\u003e\n\u003ctd style=\"color: #ffffff;\"\u003e228 @ 11.50\u003c\/td\u003e\n\u003ctd style=\"color: #ffffff;\"\u003eMax Lift: 13.80mm\u003cbr\u003eCoil Bind: 20.70mm\u003cbr\u003eRate: 12.1 lbs\/mm\u003cbr\u003eRetainer: RET-TS55\/T1-EX\u003cbr\u003eSpring: SPR-TS1015\u003cbr\u003eSeat Locator: SEAT-M1015-2 + OEM seat locator\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\nAll Supertech valve springs are made with premium Superclean Chrome Silicon Vanadium Steel alloy for higher performance and durability at high RPM. Using high quality steel alloy also provides the added benefit of better structural memory.\u003cbr\u003e\u003cbr\u003eSupertech retainers are manufactured with high quality military certified Titanium alloy, and are CNC machined for a tight fit.\u003cbr\u003e\u003cbr\u003eSPRK-M1012-EX1 is pictured. \u003cbr\u003e\u003ca href=\"https:\/\/stmtuned.com\/collections\/supertech-products\" style=\"color: #afafaf;\"\u003e\u003cbr\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cspan style=\"font-size: .8em;\"\u003e See more Supertech Parts\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/a\u003e","brand":"Supertech","offers":[{"title":"75 @ 34.50 (SPRK-M1012-EX1)","offer_id":50565393449302,"sku":"SUP-SPRK-M1012-EX1","price":586.38,"currency_code":"EUR","in_stock":true},{"title":"85 @ 34.50 (SPRK-M1015-EX3)","offer_id":50565393482070,"sku":"SUP-SPRK-M1015-EX3","price":479.66,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/9531\/8102\/files\/SPRK-M1012-EX1-supertech-single-valve-springs-evox-1.jpg?v=1749225312","url":"https:\/\/www.speed-addicts.com\/en\/products\/sprk-m1012-ex1-supertech-single-valve-springs-evox","provider":"Speed Addicts","version":"1.0","type":"link"}