{"product_id":"proform-parts-roller-rocker-arm-set-66860c","title":"Proform Parts Roller Rocker Arm Set (MPN: 66860C)","description":"\u003ch2\u003eEnhance engine performance with precision machined roller rocker arms.\u003c\/h2\u003e\r\n\u003cp\u003eProform Parts offers a set of roller rocker arms designed for Oldsmobile 350-455 engines. These rocker arms feature a 7\/16 inch stud diameter and a 1.6 ratio, providing a significant reduction in internal friction. The roller tipped design, combined with full needle bearings, ensures optimal performance by increasing horsepower while extending the life of valve train components.\u003c\/p\u003e\r\n\u003cp\u003eConstructed from extruded aluminum, these non-self aligning rocker arms are precision machined to guarantee consistency and accuracy in ratio. The set includes 16 rocker arms, making it a comprehensive solution for enhancing engine efficiency. The use of polylock nuts further secures the installation, ensuring reliable operation under various conditions.\u003c\/p\u003e\r\n\u003ch3\u003eFeatures\u003c\/h3\u003e\r\n\u003cul\u003e\r\n    \u003cli\u003ePrecision Machined To Insure Consistency And Ratio Accuracy\u003c\/li\u003e\r\n    \u003cli\u003eThe Race Proven Full Needle Bearing, Fulcrum And Roller Tip Not Only Unleash Horsepower, They Also Lengthen Valve Train Component Life And Reduce Wear And Tear On Valve Stem Tips\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\r\n\u003cul\u003e\r\n    \u003cli\u003eManufacturer: Proform Parts\u003c\/li\u003e\r\n    \u003cli\u003eManufacturer Part Number: 66860C\u003c\/li\u003e\r\n    \u003cli\u003eCompatibility: Oldsmobile 350-455\u003c\/li\u003e\r\n    \u003cli\u003eStud Diameter: 7\/16 Inch\u003c\/li\u003e\r\n    \u003cli\u003eRatio: 1.6\u003c\/li\u003e\r\n    \u003cli\u003eBody Construction: Extruded Aluminum\u003c\/li\u003e\r\n    \u003cli\u003eMount Type: Stud Mount\u003c\/li\u003e\r\n    \u003cli\u003eRoller Tip: Yes\u003c\/li\u003e\r\n    \u003cli\u003eRoller Pivot: Yes\u003c\/li\u003e\r\n    \u003cli\u003eNut Style: Polylock\u003c\/li\u003e\r\n    \u003cli\u003eOffset: No Offset\u003c\/li\u003e\r\n    \u003cli\u003eSelf Aligning: No\u003c\/li\u003e\r\n    \u003cli\u003eQuantity: Set Of 16\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch3\u003eCompatibility \/ Fit\u003c\/h3\u003e\r\n\u003cul\u003e\r\n    \u003cli\u003e1964-1971 Oldsmobile 442\u003c\/li\u003e\r\n    \u003cli\u003e1957-1957 Oldsmobile 88\u003c\/li\u003e\r\n    \u003cli\u003e1957-1984 Oldsmobile 98\u003c\/li\u003e\r\n    \u003cli\u003e1961-1961 Oldsmobile Classic 98\u003c\/li\u003e\r\n    \u003cli\u003e1971-1985 Oldsmobile Custom Cruiser\u003c\/li\u003e\r\n    \u003cli\u003e1992-1992 Oldsmobile Custom Cruiser\u003c\/li\u003e\r\n    \u003cli\u003e1964-1981 Oldsmobile Cutlass\u003c\/li\u003e\r\n    \u003cli\u003e1979-1984 Oldsmobile Cutlass Calais\u003c\/li\u003e\r\n    \u003cli\u003e1980-1983 Oldsmobile Cutlass Cruiser\u003c\/li\u003e\r\n    \u003cli\u003e1975-1977 Oldsmobile Cutlass Salon\u003c\/li\u003e\r\n    \u003cli\u003e1979-1980 Oldsmobile Cutlass Salon\u003c\/li\u003e\r\n    \u003cli\u003e1985-1985 Oldsmobile Cutlass Salon\u003c\/li\u003e\r\n    \u003cli\u003e1967-1985 Oldsmobile Cutlass Supreme\u003c\/li\u003e\r\n    \u003cli\u003e1976-1976 Oldsmobile Cutlass Tiara\u003c\/li\u003e\r\n    \u003cli\u003e1967-1968 Oldsmobile Delmont 88\u003c\/li\u003e\r\n    \u003cli\u003e1965-1985 Oldsmobile Delta 88\u003c\/li\u003e\r\n    \u003cli\u003e1958-1966 Oldsmobile Dynamic 88\u003c\/li\u003e\r\n    \u003cli\u003e1964-1972 Oldsmobile F85\u003c\/li\u003e\r\n    \u003cli\u003e1957-1964 Oldsmobile Fiesta\u003c\/li\u003e\r\n    \u003cli\u003e1957-1957 Oldsmobile Golden Rocket 88\u003c\/li\u003e\r\n    \u003cli\u003e1964-1966 Oldsmobile Jetstar 88\u003c\/li\u003e\r\n    \u003cli\u003e1964-1965 Oldsmobile Jetstar I\u003c\/li\u003e\r\n    \u003cli\u003e1973-1979 Oldsmobile Omega\u003c\/li\u003e\r\n    \u003cli\u003e1957-1957 Oldsmobile Starfire\u003c\/li\u003e\r\n    \u003cli\u003e1961-1966 Oldsmobile Starfire\u003c\/li\u003e\r\n    \u003cli\u003e1957-1964 Oldsmobile Super 88\u003c\/li\u003e\r\n    \u003cli\u003e1966-1985 Oldsmobile Toronado\u003c\/li\u003e\r\n    \u003cli\u003e1900-1900 Oldsmobile V8 260-455\u003c\/li\u003e\r\n    \u003cli\u003e1964-1975 Oldsmobile Vista Cruiser\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch3\u003eProduct Videos\u003c\/h3\u003e\n\u003cp\u003e\u003ciframe src=\"https:\/\/vehiclepartimages.com\/PMDT\/PRF\/Videos\/PROFORM%20Super%20Street%20SBC%20Roller%20Rockers%201080%20360p.mp4?autoplay=0\" loading=\"lazy\" style=\"max-width: 560px; width: 100%; aspect-ratio: 560\/360;\" frameborder=\"0\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share; fullscreen\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003ciframe src=\"https:\/\/vehiclepartimages.com\/PMDT\/PRF\/Videos\/SEMA%20360%20PROFORM%20Super-Street%20Rockers_%20360p.mp4?autoplay=0\" loading=\"lazy\" style=\"max-width: 560px; width: 100%; aspect-ratio: 560\/360;\" frameborder=\"0\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share; fullscreen\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/p\u003e\r\n","brand":"NTP-Stag","offers":[{"title":"Default Title","offer_id":47931150369007,"sku":"P7566860C","price":483.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1583\/3619\/files\/ImageServerAPI_f1166fc6-6fad-4bc2-a320-da221b96ae54.jpg?v=1773036192","url":"https:\/\/www.sprinterpartsdepot.com\/products\/proform-parts-roller-rocker-arm-set-66860c","provider":"Sprinter Parts Depot","version":"1.0","type":"link"}