{"product_id":"comp-cams-chr-sil-double-spring","title":"Comp Cams CHR\/SIL Double Spring","description":"\u003cp\u003e\u003cstrong\u003eCOMP Cams Valve Springs By Design\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDUAL\u003c\/strong\u003e\u003c\/p\u003e\u003cdiv style=\"margin-left: 2em\"\u003e\u003cdiv style=\"margin-left: 2em\"\u003e\n\u003cul\u003e\n\u003cli\u003eManufactured from Super Clean wire to eliminate surface flaws and fissures\u003c\/li\u003e\n\u003cli\u003eDual spring design capable of handling the increased lift in extreme stress applications\u003c\/li\u003e\n\u003cli\u003eDesigned for superior strength and durability\u003c\/li\u003e\n\u003cli\u003eAdds valve train stability in race, street\/strip and street performance applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDual Valve Springs from COMP Cams are manufactured from Super Clean wire and subject to extensive quality control testing to deliver a valve spring assembly with superior strength, durability and valve train stability. Dual Valve Springs are available for race, street\/strip and performance applications. No matter what the application, the dual spring design creates a stronger valve spring that can easily handle the increased lift found in extreme stress applications. COMP Cams® Dual Valve Springs exceed the expectations of today's engine builders and racers. Elite Race Dual Valve Springs are also available.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eO.D. of Outer Dia. 1: 1.639\u003c\/p\u003e\n\u003cp\u003eI.D of Outer Dia. 2: 1.190\u003c\/p\u003e\n\u003cp\u003eI.D. of Inner Dia. 3: 0.782\u003c\/p\u003e\n\u003cp\u003eDamper: Y\u003c\/p\u003e\n\u003cp\u003eSeat Load: 214 @ 1.950\u003c\/p\u003e\n\u003cp\u003eOpen Load: 662 @ 1.250\u003c\/p\u003e\n\u003cp\u003eCoil Bind: 1.125\u003c\/p\u003e\n\u003cp\u003eRate (Lbs.\/In.): 640\u003c\/p\u003e\n\u003cp\u003eTitanium Retainer: 733\u003c\/p\u003e\n\u003cp\u003eSteel Retainer: N\/A\u003c\/p\u003e\n\u003cp\u003eCup Seat: 4702, 4774, 4775\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/div\u003e","brand":"FR SPORT","offers":[{"title":"Default Title","offer_id":45481860104249,"sku":"02Q23","price":245.98,"currency_code":"USD","in_stock":false}],"url":"https:\/\/shop.throttletherapynation.com\/products\/comp-cams-chr-sil-double-spring","provider":"Throttle Therapy Nation ","version":"1.0","type":"link"}