{"product_id":"comp-cams-magnum-roller-rockers-ford-sb-1","title":"COMP Cams Magnum Roller Rockers Ford SB","description":"\u003cp\u003eThese Magnum Roller Rocker Arms for Ford V8 289-351W (Rail Type) 1968-89 Applications are the ultimate street Rocker. With a 3\/8\" Stud diameter and 1.6 ratio, they are designed for Serious performance enthusiasts. All Magnum Roller Rocker Arms are constructed from 8620 chromemoly Steel, which is a superior material that will not flex and assures maximum lift. Their Roller tip reduces friction, while stiff design and superior ratio accuracy yield more effective valve lift. With a 15 to 30 horsepower increase over other Rocker arms, Magnum Roller Rockers are perfect for performance Applications with less than 350 lbs. open spring pressure. Don't accept inferior products or cheap knock-offs, look for the COMP Cams logo stamped into the underside of every Magnum Rocker.\u003c\/p\u003e\u003ca href=\"https:\/\/d32vzsop7y1h3k.cloudfront.net\/8a0c0c4bac68d143c077f3d274494faf.PDF\"\u003eUser 1\u003c\/a\u003e\u003cbr\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":47778655633602,"sku":"CCA1431-8","price":116.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/0784\/7874\/files\/1c61b6c1-e6d7-456a-970b-7c5633413ceb-800.jpg?v=1781200823","url":"https:\/\/grocerygetterperformance.com\/products\/comp-cams-magnum-roller-rockers-ford-sb-1","provider":"Grocery Getter Performance","version":"1.0","type":"link"}