{"product_id":"cca-rocker-arms-72","title":"COMP Cams 19049-1 - Ultra ARC Rocker w\/ 1.72 Ratio for Ford 289-351W w\/ 7\/16\" Stud","description":"\u003cp\u003eThe Comp Cams Ultra ARC Aluminum Series Rocker Arms increase engine power, improve valvetrain stability, and enhance oiling efficiency. Their extruded design—developed using FEA analysis—creates a stronger, stiffer rocker body without adding unnecessary weight. The ARC series rocker arms feature an Arced, Recessed, Contoured design delivers an optimal strength-to-weight ratio. Backed by a Lifetime Warranty—buy them once and use them forever. Engin eered for applications running up to 700 lbs of open spring pressure.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmazon ASIN:\u003c\/strong\u003e B001GBKARK\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 No\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\u003eEngine Family:\u003c\/strong\u003e Ford 289-351W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Valve Spring Open Pressure:\u003c\/strong\u003e 700\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRocker Arm Material:\u003c\/strong\u003e Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRocker Arm Ratio:\u003c\/strong\u003e 1.72\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRocker Arm Series:\u003c\/strong\u003e Ultra ARC Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRocker Stud Diameter:\u003c\/strong\u003e 7\/16 in\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWarranty:\u003c\/strong\u003e Ultra ARC Aluminum Roller Rocker Arm bodies are guaranteed for life. warranty\u003c\/p\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":45357499613319,"sku":"COM19049-1","price":49.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0744\/4008\/1543\/files\/19049-1.jpg?v=1788268114","url":"https:\/\/checkout.northernperformance.ca\/products\/cca-rocker-arms-72","provider":"Northern Performance","version":"1.0","type":"link"}