{"product_id":"supertech-valve-spring-and-retainer-kit-11-16-honda-cr-z","title":"Supertech Valve Spring and Retainer Kit - 11-16 Honda CR-Z","description":"The Supertech Valve Spring and Retainer Kit comes with the full set of valve springs and valve spring retainers for 1 LEA motor. \u003cbr\u003e\u003cbr\u003e\n\u003cdiv style=\"margin-left: 20px;\"\u003eValve Springs:\u003cbr\u003eThe Valve Springs are designed and manufactured to do more than achieving the required pressure and lift. They ensure natural harmonics of the spring for each application and are manufactured using superior materials in super-clean chrome silicon vanadium alloy. To top it off the springs are heat treated, stress relieved and shoot peened to help improve the fatigue life of the spring.\u003cbr\u003e\u003cbr\u003eRetainers:\u003cbr\u003eThe Supertech retainers are CNC machined and manufactured from high strength and hardened aerospace certified titanium alloy. Designed to add strength while offering weight reduction, all Supertech titanium retainers are finished to precise tolerances.\u003c\/div\u003e\n\u003cbr\u003e\u003cb\u003eApplications\u003c\/b\u003e:\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003eHonda CR-Z [ZF1 \/ ZF2] (2011, 2012, 2013, 2014, 2015, 2016)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDual Valve Springs designed specifically for the CR-Z\u003c\/li\u003e\n\u003cli\u003eSprings made from a Chrome Silicon Vanadium alloy\u003c\/li\u003e\n\u003cli\u003eTitanium alloy retainers replace OE counterpart\u003c\/li\u003e\n\u003cli\u003eCNC machined to precise tolerances\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eExtended Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eType: Engine Spring Valve Kit\u003c\/li\u003e\n\u003cli\u003eIncluded Parts: Valve Springs (x16) \u0026amp; Titanium Retainers (x16)\u003c\/li\u003e\n\u003cli\u003eSpring Type: Single\u003c\/li\u003e\n\u003cli\u003eSpring OD: 23.70 [mm]\u003c\/li\u003e\n\u003cli\u003eSpring ID: 16.30 [mm]\u003c\/li\u003e\n\u003cli\u003eIntake Pressure (Seat): 61 lbs @ 40.20 mm\u003c\/li\u003e\n\u003cli\u003eExhaust Pressure (Seat): 56 lbs @ 40.60 mm\u003c\/li\u003e\n\u003cli\u003eIntake Pressure (Open): 164 lbs @ 10 mm\u003c\/li\u003e\n\u003cli\u003eExhaust Pressure (Open): 160 lbs @ 10 mm\u003c\/li\u003e\n\u003cli\u003eMax Lift: 15.3 [mm]\u003c\/li\u003e\n\u003cli\u003eCoil Bind: 24.90 [mm]\u003c\/li\u003e\n\u003cli\u003eRATE: 9.90 [lbs\/mm]\u003c\/li\u003e\n\u003cli\u003eEngine: LEA\u003c\/li\u003e\n\u003cli\u003eChassis: ZF1 \/ ZF2\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":13836658933804,"sku":"sptSPRK-H2416","price":581.32,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0025\/9709\/3420\/products\/supertech-valve-spring-and-retainer-kit-11-16-honda-cr-z-sprk-h2416-5349308530732.jpg?v=1681352160","url":"https:\/\/www.kamispeed.com\/products\/supertech-valve-spring-and-retainer-kit-11-16-honda-cr-z","provider":"KamiSpeed.com","version":"1.0","type":"link"}