{"product_id":"comp-cams-1823-16-hi-tech-polylock-for-7-16-stud-ultra-pro-magnum-rockers","title":"COMP Cams 1823-16 Ultra Pro Magnum XD Rockers w\/ 1.73 Ratio for Chevrolet Big Block w\/ 7\/16\" Stud","description":"Machined from 8650 steel with a billet pushrod seat insert, these Ultra Pro Magnum XD rockers can handle up to 1,000 lbs of spring pressure. These 1823 rockers feature a 1.73 ratio for use with 7\/16\" stud Chevrolet 396-454 Big Block.\u003ch5\u003eResources\u003c\/h5\u003e\u003cstrong\u003e\u003ca href=\"http:\/\/digital-assets.partshub.com\/BDQQ\/2f6b8391c611b.pdf\"\u003eInstallation Instructions\u003c\/a\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003ch5\u003eSpecifications:\u003c\/h5\u003e\u003cbr\u003e\u003ctable class=\"descr-table\" border=\"0\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmazon ASIN\u003c\/td\u003e\n\u003ctd\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eC.A.R.B. E.O. Number\u003c\/td\u003e\n\u003ctd\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eC.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?\u003c\/td\u003e\n\u003ctd\u003eYes, but must meet tailpipe emission standards for year of vehicle.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eC.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?\u003c\/td\u003e\n\u003ctd\u003eYes, but must meet tailpipe emission standards for year of vehicle.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eC.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?\u003c\/td\u003e\n\u003ctd\u003eYes, but must meet tailpipe emission standards for year of vehicle.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eC.A.R.B. Exempt for On-Road Vehicles?\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eC.A.R.B. Exempt for Racing and Off-Road Only Vehicles?\u003c\/td\u003e\n\u003ctd\u003eYes, but must be a race\/competition only vehicle.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eC.A.R.B. Exemption Reason\u003c\/td\u003e\n\u003ctd\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCalifornia Proposition 65\u003c\/td\u003e\n\u003ctd\u003eWARNING: Cancer and Reproductive Harm P65Warnings.ca.gov\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDescription_DEF\u003c\/td\u003e\n\u003ctd\u003eEngine Rocker Arm Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDescription_DES\u003c\/td\u003e\n\u003ctd\u003eHi-Tech Polylock for 7\/16\" Stud Ultra Pro Magnum Rockers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDescription_DES\u003c\/td\u003e\n\u003ctd\u003eUltra Pro Magnum XD Rocker w\/ 1.73 Ratio for Chevrolet Big Block w\/ 7\/16\" Stud\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDescription_DES\u003c\/td\u003e\n\u003ctd\u003eUltra Pro Magnum XD Rockers w\/ 1.73 Ratio for Chevrolet Big Block w\/ 7\/16\" Stud\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDescription_EXT\u003c\/td\u003e\n\u003ctd\u003eMachined from 8650 steel with a billet pushrod seat insert, these Ultra Pro Magnum XD rockers can handle up to 1,000 lbs of spring pressure. These 1823 rockers feature a 1.73 ratio for use with 7\/16\" stud Chevrolet 396-454 Big Block.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDescription_INV\u003c\/td\u003e\n\u003ctd\u003e1.73 Ultra Pro XD Rockers BBC 7\/16\" Stud\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDescription_KEY\u003c\/td\u003e\n\u003ctd\u003eChevelle, Camaro, Corvette, Stingray, Silverado, C10, Firebird, Chevrolet, Big Block, Chevy, BBC, 454, 427, 502, 396, Caprice, Malibu, Impala, Nova, Monte Carlo, S10, 572\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDescription_SHO\u003c\/td\u003e\n\u003ctd\u003eEngine Rocker Arm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDescription_SHP\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Family\u003c\/td\u003e\n\u003ctd\u003eChevrolet 396-454 c.i. 8 Cylinder (1967-1996)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eheight\u003c\/td\u003e\n\u003ctd\u003e3.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003elength\u003c\/td\u003e\n\u003ctd\u003e12.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLTL\u003c\/td\u003e\n\u003ctd\u003eN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Valve Spring Open Pressure\u003c\/td\u003e\n\u003ctd\u003e1000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRocker Arm Material\u003c\/td\u003e\n\u003ctd\u003e8650 Chromemoly Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRocker Arm Ratio\u003c\/td\u003e\n\u003ctd\u003e1.73\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRocker Arm Series\u003c\/td\u003e\n\u003ctd\u003eUltra Pro Magnum XD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRocker Stud Diameter\u003c\/td\u003e\n\u003ctd\u003e7\/16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTitle\u003c\/td\u003e\n\u003ctd\u003eUltra Pro Magnum XD Rockers w\/ 1.73 Ratio for Chevrolet Big Block w\/ 7\/16\" Stud\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eweight\u003c\/td\u003e\n\u003ctd\u003e9.833\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ewidth\u003c\/td\u003e\n\u003ctd\u003e4.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":41089613988021,"sku":"ds_BDQQ_1823-16","price":918.44,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0283\/1905\/5956\/products\/2c42a70038ecb.jpg?v=1634625945","url":"https:\/\/www.truckpartsuperstore.ca\/products\/comp-cams-1823-16-hi-tech-polylock-for-7-16-stud-ultra-pro-magnum-rockers","provider":"Truck Part Superstore","version":"1.0","type":"link"}