{"product_id":"cca-valve-springs-10","title":"COMP Cams 917-1 - Engine Valve Spring","description":"\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, 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.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmazon ASIN:\u003c\/strong\u003e B00062Z9K8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eC.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?:\u003c\/strong\u003e Yes, but must meet tailpipe emission standards for year of vehicle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eC.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?:\u003c\/strong\u003e Yes, but must meet tailpipe emission standards for year of vehicle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eC.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?:\u003c\/strong\u003e Yes, but must meet tailpipe emission standards for year of vehicle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eC.A.R.B. Exempt for On-Road Vehicles?:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eC.A.R.B. Exempt for Racing and Off-Road Only Vehicles?:\u003c\/strong\u003e Yes, but must be a race\/competition only vehicle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eC.A.R.B. Exemption Reason:\u003c\/strong\u003e No impact on pollution output of vehicle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoil Bind Height:\u003c\/strong\u003e 1.05 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible .570\" Guide Diameter Spring Seat:\u003c\/strong\u003e 4785-1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Retainer:\u003c\/strong\u003e 741-1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Shims:\u003c\/strong\u003e 4757\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Spring Cup (O.D. Locator):\u003c\/strong\u003e 4700-1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDamper:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInner Spring Inside Diameter:\u003c\/strong\u003e 0.824 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Springs:\u003c\/strong\u003e 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Spring Inside Diameter:\u003c\/strong\u003e 1.136 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Spring Outside Diameter:\u003c\/strong\u003e 1.565 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeat Height:\u003c\/strong\u003e 1.8 in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeat Pressure:\u003c\/strong\u003e 200 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Rate:\u003c\/strong\u003e 566\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":45357666795655,"sku":"COM917-1","price":21.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0744\/4008\/1543\/files\/917-1.jpg?v=1788268113","url":"https:\/\/checkout.northernperformance.ca\/products\/cca-valve-springs-10","provider":"Northern Performance","version":"1.0","type":"link"}