{"product_id":"bdqq-1831-16","title":"Competition Cams 1831-16 Ultra Pro Magnum XD Roller Rocker Arm Set","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 1831 rockers feature a 1.6 ratio for use with 3\/8\" stud Ford 289, 302 and 351 Windsor.\u003chr\u003eBuilt to outlast and outperform in accuracy and strength, the Ultra Pro Magnum XD rocker arms are engineered from durable 8650 steel and include a machined billet pushrod seat insert for a wide range of super accurate ratios. A unique and wide ratio range to fit almost any popular application from 1.5 to 1.8 in 0.5 in. increments for Chevy and 1.6 to 1.73 for various Ford applications is available. These Ultra Pro Magnum XD rockers are fully rebuildable and boast precision-sorted needle bearings and hardened roller tips. And, they work with most diameter springs and retainers. The XD design utilizes advanced FEA and CAD design and development to improve strength, stiffness and MOI(moment of inertia) optimization for drag and circle track applications.\u003cul\u003e\n\u003cli\u003e8650 Chromemoly Steel\u003c\/li\u003e\n\u003cli\u003e29 Percent Stronger Than Pro Magnum\u003c\/li\u003e\n\u003cli\u003eRedesigned Steel Stud Mount Rocker\u003c\/li\u003e\n\u003cli\u003eReduced Weight And Greater Strength\u003c\/li\u003e\n\u003cli\u003eIncreased High RPM Stability\u003c\/li\u003e\n\u003cli\u003eBlack Oxide Exterior Finish\u003c\/li\u003e\n\u003cli\u003eIncreased Retainer And Valve Spring Clearances\u003c\/li\u003e\n\u003cli\u003eLifetime Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eApplication Summary:\u003c\/h3\u003e\n      \u003ctable class=\"table-appsum\"\u003e\n        \u003cthead\u003e\n          \u003ctr\u003e\n            \u003cth\u003eYear\u003c\/th\u003e\n            \u003cth\u003eMake\/Model\u003c\/th\u003e\n          \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n            \u003ctd\u003e1963-1969\u003c\/td\u003e\n            \u003ctd\u003eFord Country Sedan\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1971-1972\u003c\/td\u003e\n            \u003ctd\u003eFord Country Sedan\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1963-1972\u003c\/td\u003e\n            \u003ctd\u003eFord Country Squire\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1987-1991\u003c\/td\u003e\n            \u003ctd\u003eFord Country Squire\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1965-1967\u003c\/td\u003e\n            \u003ctd\u003eFord Custom\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1964-1972\u003c\/td\u003e\n            \u003ctd\u003eFord Custom 500\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1975-1977\u003c\/td\u003e\n            \u003ctd\u003eFord Custom 500\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1975-1976\u003c\/td\u003e\n            \u003ctd\u003eFord Elite\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1963-1970\u003c\/td\u003e\n            \u003ctd\u003eFord Fairlane\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1978-1979\u003c\/td\u003e\n            \u003ctd\u003eFord Fairmont\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1964-1970\u003c\/td\u003e\n            \u003ctd\u003eFord Falcon\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1965\u003c\/td\u003e\n            \u003ctd\u003eFord Falcon Sedan Delivery\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1963\u003c\/td\u003e\n            \u003ctd\u003eFord Ford 300\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1963-1967\u003c\/td\u003e\n            \u003ctd\u003eFord Galaxie\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1963-1972\u003c\/td\u003e\n            \u003ctd\u003eFord Galaxie 500\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1972-1976\u003c\/td\u003e\n            \u003ctd\u003eFord Gran Torino\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1975-1980\u003c\/td\u003e\n            \u003ctd\u003eFord Granada\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1966-1969\u003c\/td\u003e\n            \u003ctd\u003eFord GT40\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1965-1972\u003c\/td\u003e\n            \u003ctd\u003eFord LTD\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1975-1986\u003c\/td\u003e\n            \u003ctd\u003eFord LTD\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1987-1991\u003c\/td\u003e\n            \u003ctd\u003eFord LTD Crown Victoria\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1977-1979\u003c\/td\u003e\n            \u003ctd\u003eFord LTD II\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1971-1977\u003c\/td\u003e\n            \u003ctd\u003eFord Maverick\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1964-1973\u003c\/td\u003e\n            \u003ctd\u003eFord Mustang\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1979\u003c\/td\u003e\n            \u003ctd\u003eFord Mustang\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1982-1995\u003c\/td\u003e\n            \u003ctd\u003eFord Mustang\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e2011\u003c\/td\u003e\n            \u003ctd\u003eFord Mustang\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1975-1978\u003c\/td\u003e\n            \u003ctd\u003eFord Mustang II\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1963-1972\u003c\/td\u003e\n            \u003ctd\u003eFord Ranch Wagon\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1977-1981\u003c\/td\u003e\n            \u003ctd\u003eFord Thunderbird\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1983-1988\u003c\/td\u003e\n            \u003ctd\u003eFord Thunderbird\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1991-1993\u003c\/td\u003e\n            \u003ctd\u003eFord Thunderbird\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1968-1976\u003c\/td\u003e\n            \u003ctd\u003eFord Torino\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1980\u003c\/td\u003e\n            \u003ctd\u003eLincoln Continental\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1982-1987\u003c\/td\u003e\n            \u003ctd\u003eLincoln Continental\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1980-1983\u003c\/td\u003e\n            \u003ctd\u003eLincoln Mark VI\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1984-1992\u003c\/td\u003e\n            \u003ctd\u003eLincoln Mark VII\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1981-1990\u003c\/td\u003e\n            \u003ctd\u003eLincoln Town Car\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1977-1980\u003c\/td\u003e\n            \u003ctd\u003eLincoln Versailles\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1964-1967\u003c\/td\u003e\n            \u003ctd\u003eMercury Caliente\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1979\u003c\/td\u003e\n            \u003ctd\u003eMercury Capri\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1982-1986\u003c\/td\u003e\n            \u003ctd\u003eMercury Capri\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1987-1991\u003c\/td\u003e\n            \u003ctd\u003eMercury Colony Park\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1964-1969\u003c\/td\u003e\n            \u003ctd\u003eMercury Comet\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1971-1977\u003c\/td\u003e\n            \u003ctd\u003eMercury Comet\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1967\u003c\/td\u003e\n            \u003ctd\u003eMercury Commuter\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1967-1969\u003c\/td\u003e\n            \u003ctd\u003eMercury Cougar\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1975-1981\u003c\/td\u003e\n            \u003ctd\u003eMercury Cougar\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1983-1988\u003c\/td\u003e\n            \u003ctd\u003eMercury Cougar\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1991-1993\u003c\/td\u003e\n            \u003ctd\u003eMercury Cougar\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1964-1970\u003c\/td\u003e\n            \u003ctd\u003eMercury Cyclone\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1978-1991\u003c\/td\u003e\n            \u003ctd\u003eMercury Grand Marquis\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1978-1982\u003c\/td\u003e\n            \u003ctd\u003eMercury Marquis\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1975-1980\u003c\/td\u003e\n            \u003ctd\u003eMercury Monarch\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1968-1976\u003c\/td\u003e\n            \u003ctd\u003eMercury Montego\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1964-1967\u003c\/td\u003e\n            \u003ctd\u003eMercury Villager\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1966-1967\u003c\/td\u003e\n            \u003ctd\u003eMercury Voyager\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \n          \u003ctr\u003e\n            \u003ctd\u003e1978\u003c\/td\u003e\n            \u003ctd\u003eMercury Zephyr\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    ","brand":"Competition Cams","offers":[{"title":"Default Title","offer_id":40313199591563,"sku":"COM1831-16","price":914.33,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0554\/5495\/7707\/files\/com1831-16-8f944d76a3cca584cf0cd2e44abc473b92849807_b30bba9e-6e95-4fe5-b69a-c411e9a671e9.jpg?v=1755623229","url":"https:\/\/jbspowercentre.com\/products\/bdqq-1831-16","provider":"JBs Power Centre","version":"1.0","type":"link"}