{"product_id":"comp-cams-19021-1-rocker-arm-ultra-gold-arc-bbc","title":"COMP Cams 19021-1 - Rocker Arm Ultra Gold Arc BBC","description":"\u003cp\u003eCOMP Cams 19021-1 - Rocker Arm Ultra Gold Arc BBC\u003c\/p\u003e\u003cp\u003eRocker Arm - Ultra Gold ARC - 7\/16 in Stud Mount - 1.70 Ratio - Full Roller - Aluminum - Gold Anodized - Big Block Chevy - Each\u003c\/p\u003e\u003cp\u003eConstructed in the USA after FEA analysis, the Ultra Gold ARC rocker withstands up to 700 lbs pressure while improving power and stability. This 19021 rocker features a 1.7 ratio for use with 7\/16\" stud Chevrolet 396-454 Big Block.\u003c\/p\u003e\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. Engineered for applications running up to 700 lbs of open spring pressure.\u003c\/p\u003e\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEngine Family\u003c\/strong\u003e: \u003cspan\u003eChevrolet 396-454 c.i. 8 Cylinder (1967-1996)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eMaximum Valve Spring Open Pressure\u003c\/strong\u003e: \u003cspan\u003e700\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRocker Arm Material\u003c\/strong\u003e: \u003cspan\u003eAluminum\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRocker Arm Ratio\u003c\/strong\u003e: \u003cspan\u003e1.7\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRocker Arm Series\u003c\/strong\u003e: \u003cspan\u003eUltra ARC Aluminum\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRocker Stud Diameter\u003c\/strong\u003e: \u003cspan\u003e7\/16\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eAmazon ASIN\u003c\/strong\u003e: \u003cspan\u003eB001O09SAI\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eC.A.R.B. Exempt for Racing and Off-Road Only Vehicles?\u003c\/strong\u003e: \u003cspan\u003eYes, but must be a race\/competition only vehicle.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eC.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?\u003c\/strong\u003e: \u003cspan\u003eYes, but must meet tailpipe emission standards for year of vehicle.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eC.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?\u003c\/strong\u003e: \u003cspan\u003eYes, but must meet tailpipe emission standards for year of vehicle.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eC.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?\u003c\/strong\u003e: \u003cspan\u003eYes, but must meet tailpipe emission standards for year of vehicle.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eC.A.R.B. Exempt for On-Road Vehicles?\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eC.A.R.B. Exemption Reason\u003c\/strong\u003e: \u003cspan\u003eN\/A\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eC.A.R.B. E.O. Number\u003c\/strong\u003e: \u003cspan\u003eN\/A\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":47285627814026,"sku":"COMP-19021-1","price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0706\/0619\/2778\/files\/0_b02ee14e748ad739af7ab5ff44b365e0_normalized.jpg?v=1776284943","url":"https:\/\/www.onlyinstock.com\/products\/comp-cams-19021-1-rocker-arm-ultra-gold-arc-bbc","provider":"Only In Stock","version":"1.0","type":"link"}