{"product_id":"engine-rocker-arm-parts-cca1442-1","title":"Magnum Roller Rocker Arm w\/ 1.6 Ratio \u003cbr\u003e for AMC, Ford and Oldsmobile w\/ 3\/8in Stud","description":"\u003cb\u003eDescription:\u003c\/b\u003e\u003cbr\u003e\n\u003cbr\u003eThis Magnum Roller Rocker Arm for AMC V8 290-401\n\u003cbr\u003eFord V8 289-351W (Non Rail) 1961-67\n\u003cbr\u003eand Oldsmobile V8 260-455 Applications is the ultimate street Rocker. With a 3\/8\" Stud diameter and 1.6 ratio, it is 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.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003cbr\u003e\u003cbr\u003e\n\u003cli\u003eRocker Stud Diameter: 3\/8 IN\n\u003c\/li\u003e\u003cli\u003eEngine Family: Oldsmobile 260-455\n\u003c\/li\u003e\u003cli\u003eRocker Arm Material: 8620 Chromemoly Steel\n\u003c\/li\u003e\u003cli\u003eRocker Arm Ratio: 1.6\n\u003c\/li\u003e\u003cli\u003eRocker Arm Series: Magnum\u003c\/li\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePackage Includes:\u003c\/b\u003e\u003cbr\u003e\u003cbr\u003e\n\u003cli\u003eEngine Rocker Arm\u003c\/li\u003e","brand":"Comp Cams","offers":[{"title":"Default Title","offer_id":52885993587051,"sku":"CCA-1442-1","price":43.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1961\/1987\/files\/CCA-1442-1-1.jpg?v=1770601287","url":"https:\/\/caautoparts.com\/products\/engine-rocker-arm-parts-cca1442-1","provider":"CA Auto Parts","version":"1.0","type":"link"}