{"product_id":"16-ultra-pro-magnum-roller-rockers-bolt-down-gm-ls1-ls2-ls6-cathedral-port-heads","title":"(16) Ultra Pro Magnum Roller Rockers - Bolt Down - GM LS1\/LS2\/LS6\/Cathedral Port Heads","description":"\u003cp\u003e\u003cspan\u003eNew LS-Specific Ultra Pro Magnum™ Rocker Arms From COMP Cams Increase Ratio And Stiffness Over Stock Rockers, While Also Increasing Lift without The Need To Swap Cams. As LS engines continue to grow in popularity, COMP Cams has expanded its line of Rocker arms to build components specific to LS Applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFor LS1\/LS2\/LS6\/4.8L, 5.3L, and Pre '07 6.0L Truck Engines - Cathedral Port Head LS Applications\u003c\/li\u003e\n\u003cli\u003eFull Set Of 16 Bolt Down Rockers - Includes Bolts\u003c\/li\u003e\n\u003cli\u003e1.8:1 Ratio\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"comp cams","offers":[{"title":"1677-16","offer_id":47803617476830,"sku":null,"price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0754\/2141\/7694\/files\/promagwarrantymedium_8.jpg?v=1767731579","url":"https:\/\/harringtonspeformanceparts.com\/products\/16-ultra-pro-magnum-roller-rockers-bolt-down-gm-ls1-ls2-ls6-cathedral-port-heads","provider":"Harrington's Performace Parts","version":"1.0","type":"link"}