{"product_id":"supertech-dual-valve-springs-kit-gtir-sr20det-190-lbs","title":"Supertech Dual Valve Springs Kit GTIR SR20DET 190 lbs","description":"\u003cp\u003e?Supertech valve springs are computer designed to ensure smooth harmonics under high RPM and load. The stress levels are kept under control and fatigue is reduced for long durability under extreme conditions. These springs are made of premium Superclean Chrome Silicon Vanadium steel alloy, which is a tough alloy that was designed for higher performance and durability at high RPM's and memory retention.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSpecs:\u003c\/b\u003e\u003c\/p\u003e\u003cdiv style=\"margin-left: 2em\"\u003e\u003cdiv style=\"margin-left: 2em\"\u003e\u003cdiv style=\"margin-left: 2em\"\u003e\n\u003cul\u003e\n\u003cli\u003eOuter Spring O.D.: 29.65mm\u003c\/li\u003e\n\u003cli\u003eOuter Spring I.D.: 21.85mm\u003c\/li\u003e\n\u003cli\u003eInner Spring O.D.: 20.50mm\u003c\/li\u003e\n\u003cli\u003eInner Spring I.D.: 15.50mm\u003c\/li\u003e\n\u003cli\u003eSeat: 75 @ 38.5 (lbs@mm)\u003c\/li\u003e\n\u003cli\u003eOpen (lift): 190 @ 10 (lbs@mm)\u003c\/li\u003e\n\u003cli\u003eMax net lift: 17 **(10.6mm)\u003c\/li\u003e\n\u003cli\u003eCoil bind: 21.50mm\u003c\/li\u003e\n\u003cli\u003eRate: 11.50 lbs\/mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\u003cp\u003eRetainer P\/N: RET-NSR20\/T1 (16) + OEM seat\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eNote:\u003c\/b\u003e This is for a complete set of dual intake and exhaust valve springs. Retainers and spring seats are included if they are part of the kit.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e\u003c!--\/ Vehicle Applications --\u003e\u003cbr\u003e\u003cbr\u003e\u003ch3\u003eVehicle Fitments:\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth align=\"left\" width=\"100\"\u003eYear\u003c\/th\u003e\n\u003cth align=\"left\" width=\"125\"\u003eMake\u003c\/th\u003e\n\u003cth align=\"left\" width=\"150\"\u003eModel\u003c\/th\u003e\n\u003cth align=\"left\" width=\"80\"\u003eSubmodel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1991 - 1998\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003e240SX\u003c\/td\u003e\n\u003ctd\u003eLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1989 - 1998\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003e240SX\u003c\/td\u003e\n\u003ctd\u003eSE, Base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1989 - 1990\u003c\/td\u003e\n\u003ctd\u003eNissan\u003c\/td\u003e\n\u003ctd\u003e240SX\u003c\/td\u003e\n\u003ctd\u003eXE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c!-- Vehicle Applications \/--\u003e","brand":"FR SPORT","offers":[{"title":"Default Title","offer_id":68038767214654,"sku":"0D5VK","price":511.86,"currency_code":"USD","in_stock":false}],"url":"https:\/\/turbotechperformance.com\/products\/supertech-dual-valve-springs-kit-gtir-sr20det-190-lbs","provider":"TURBO TECH PERFORMANCE","version":"1.0","type":"link"}