{"product_id":"proform-parts-roller-rocker-arm-set-66913c","title":"Proform Parts Roller Rocker Arm Set (MPN: 66913C)","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 specifically for Chevy Big Block engines. These rocker arms feature a 7\/16 inch stud diameter and a 1.6 ratio, ensuring optimal performance and efficiency. The non self-aligning design, combined with roller tips, significantly reduces internal friction, allowing for smoother operation and increased horsepower.\u003c\/p\u003e\r\n\u003cp\u003eConstructed from extruded aluminum, these rocker arms are precision machined to guarantee consistency and accuracy in ratio. The race proven full needle bearing, fulcrum, and roller tip design not only enhances horsepower but also extends the life of valve train components. This results in reduced wear and tear on valve stem tips, making them a reliable choice for performance enthusiasts.\u003c\/p\u003e\r\n\u003cp\u003eEach set includes 16 rocker arms, packaged in clamshell packaging for easy storage and handling. The stud mount design and polylock nut style ensure secure installation, while the absence of offset allows for straightforward compatibility with existing setups. Upgrade your engine's performance with Proform Parts roller rocker arms.\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: 66913C\u003c\/li\u003e\r\n    \u003cli\u003eCompatibility: Chevy Big Block Engines\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\u003e1965-1975 Chevrolet Bel Air\u003c\/li\u003e\r\n    \u003cli\u003e1965-1972 Chevrolet Biscayne\u003c\/li\u003e\r\n    \u003cli\u003e1973-1974 Chevrolet Blazer\u003c\/li\u003e\r\n    \u003cli\u003e1969-1972 Chevrolet Brookwood\u003c\/li\u003e\r\n    \u003cli\u003e1975-1980 Chevrolet C10\u003c\/li\u003e\r\n    \u003cli\u003e1968-1974 Chevrolet C10 Pickup\u003c\/li\u003e\r\n    \u003cli\u003e1968-1980 Chevrolet C10 Suburban\u003c\/li\u003e\r\n    \u003cli\u003e1990-1993 Chevrolet C1500\u003c\/li\u003e\r\n    \u003cli\u003e1975-1986 Chevrolet C20\u003c\/li\u003e\r\n    \u003cli\u003e1968-1974 Chevrolet C20 Pickup\u003c\/li\u003e\r\n    \u003cli\u003e1968-1986 Chevrolet C20 Suburban\u003c\/li\u003e\r\n    \u003cli\u003e1991-1995 Chevrolet C2500\u003c\/li\u003e\r\n    \u003cli\u003e1992-1995 Chevrolet C2500 Suburban\u003c\/li\u003e\r\n    \u003cli\u003e1975-1986 Chevrolet C30\u003c\/li\u003e\r\n    \u003cli\u003e1968-1974 Chevrolet C30 Pickup\u003c\/li\u003e\r\n    \u003cli\u003e1988-1995 Chevrolet C3500\u003c\/li\u003e\r\n    \u003cli\u003e1967-1972 Chevrolet Camaro\u003c\/li\u003e\r\n    \u003cli\u003e1966-1976 Chevrolet Caprice\u003c\/li\u003e\r\n    \u003cli\u003e1965-1973 Chevrolet Chevelle\u003c\/li\u003e\r\n    \u003cli\u003e1968-1968 Chevrolet Chevy II\u003c\/li\u003e\r\n    \u003cli\u003e1965-1974 Chevrolet Corvette\u003c\/li\u003e\r\n    \u003cli\u003e1966-1975 Chevrolet El Camino\u003c\/li\u003e\r\n    \u003cli\u003e1969-1970 Chevrolet Estate\u003c\/li\u003e\r\n    \u003cli\u003e1973-1974 Chevrolet G10 Van\u003c\/li\u003e\r\n    \u003cli\u003e1976-1976 Chevrolet G20\u003c\/li\u003e\r\n    \u003cli\u003e1973-1974 Chevrolet G20 Van\u003c\/li\u003e\r\n    \u003cli\u003e1975-1976 Chevrolet G30\u003c\/li\u003e\r\n    \u003cli\u003e1988-1996 Chevrolet G30\u003c\/li\u003e\r\n    \u003cli\u003e1973-1974 Chevrolet G30 Van\u003c\/li\u003e\r\n    \u003cli\u003e1965-1976 Chevrolet Impala\u003c\/li\u003e\r\n    \u003cli\u003e1976-1976 Chevrolet K10\u003c\/li\u003e\r\n    \u003cli\u003e1980-1980 Chevrolet K10\u003c\/li\u003e\r\n    \u003cli\u003e1968-1974 Chevrolet K10 Pickup\u003c\/li\u003e\r\n    \u003cli\u003e1968-1974 Chevrolet K10 Suburban\u003c\/li\u003e\r\n    \u003cli\u003e1976-1978 Chevrolet K20\u003c\/li\u003e\r\n    \u003cli\u003e1968-1974 Chevrolet K20 Pickup\u003c\/li\u003e\r\n    \u003cli\u003e1968-1974 Chevrolet K20 Suburban\u003c\/li\u003e\r\n    \u003cli\u003e1985-1985 Chevrolet K20 Suburban\u003c\/li\u003e\r\n    \u003cli\u003e1991-1995 Chevrolet K2500\u003c\/li\u003e\r\n    \u003cli\u003e1992-1995 Chevrolet K2500 Suburban\u003c\/li\u003e\r\n    \u003cli\u003e1977-1977 Chevrolet K30\u003c\/li\u003e\r\n    \u003cli\u003e1980-1986 Chevrolet K30\u003c\/li\u003e\r\n    \u003cli\u003e1968-1974 Chevrolet K30 Pickup\u003c\/li\u003e\r\n    \u003cli\u003e1988-1995 Chevrolet K3500\u003c\/li\u003e\r\n    \u003cli\u003e1976-1978 Chevrolet K5 Blazer\u003c\/li\u003e\r\n    \u003cli\u003e1969-1972 Chevrolet Kingswood\u003c\/li\u003e\r\n    \u003cli\u003e1973-1975 Chevrolet Laguna\u003c\/li\u003e\r\n    \u003cli\u003e1973-1975 Chevrolet Malibu\u003c\/li\u003e\r\n    \u003cli\u003e1970-1975 Chevrolet Monte Carlo\u003c\/li\u003e\r\n    \u003cli\u003e1969-1972 Chevrolet Nova\u003c\/li\u003e\r\n    \u003cli\u003e1973-1973 Chevrolet P10 Van\u003c\/li\u003e\r\n    \u003cli\u003e1976-1976 Chevrolet P20\u003c\/li\u003e\r\n    \u003cli\u003e1979-1979 Chevrolet P20\u003c\/li\u003e\r\n    \u003cli\u003e1970-1971 Chevrolet P20 Van\u003c\/li\u003e\r\n    \u003cli\u003e1973-1973 Chevrolet P20 Van\u003c\/li\u003e\r\n    \u003cli\u003e1975-1997 Chevrolet P30\u003c\/li\u003e\r\n    \u003cli\u003e1970-1971 Chevrolet P30 Van\u003c\/li\u003e\r\n    \u003cli\u003e1973-1974 Chevrolet P30 Van\u003c\/li\u003e\r\n    \u003cli\u003e1987-1988 Chevrolet R20\u003c\/li\u003e\r\n    \u003cli\u003e1987-1988 Chevrolet R20 Suburban\u003c\/li\u003e\r\n    \u003cli\u003e1989-1989 Chevrolet R2500\u003c\/li\u003e\r\n    \u003cli\u003e1989-1991 Chevrolet R2500 Suburban\u003c\/li\u003e\r\n    \u003cli\u003e1987-1988 Chevrolet R30\u003c\/li\u003e\r\n    \u003cli\u003e1989-1991 Chevrolet R3500\u003c\/li\u003e\r\n    \u003cli\u003e1969-1972 Chevrolet Townsman\u003c\/li\u003e\r\n    \u003cli\u003e1987-1988 Chevrolet V20 Suburban\u003c\/li\u003e\r\n    \u003cli\u003e1990-1990 Chevrolet V2500 Suburban\u003c\/li\u003e\r\n    \u003cli\u003e1987-1988 Chevrolet V30\u003c\/li\u003e\r\n    \u003cli\u003e1989-1991 Chevrolet V3500\u003c\/li\u003e\r\n    \u003cli\u003e1972-1979 Excalibur Phaeton\u003c\/li\u003e\r\n    \u003cli\u003e1975-1978 GMC C15\u003c\/li\u003e\r\n    \u003cli\u003e1975-1978 GMC C15 Suburban\u003c\/li\u003e\r\n    \u003cli\u003e1968-1974 GMC C15\/C1500 Pickup\u003c\/li\u003e\r\n    \u003cli\u003e1968-1974 GMC C15\/C1500 Suburban\u003c\/li\u003e\r\n    \u003cli\u003e1979-1980 GMC C1500\u003c\/li\u003e\r\n    \u003cli\u003e1979-1980 GMC C1500 Suburban\u003c\/li\u003e\r\n    \u003cli\u003e1975-1978 GMC C25\u003c\/li\u003e\r\n    \u003cli\u003e1975-1978 GMC C25 Suburban\u003c\/li\u003e\r\n    \u003cli\u003e1968-1974 GMC C25\/C2500 Pickup\u003c\/li\u003e\r\n    \u003cli\u003e1968-1974 GMC C25\/C2500 Suburban\u003c\/li\u003e\r\n    \u003cli\u003e1979-1986 GMC C2500\u003c\/li\u003e\r\n    \u003cli\u003e1991-1995 GMC C2500\u003c\/li\u003e\r\n    \u003cli\u003e1979-1986 GMC C2500 Suburban\u003c\/li\u003e\r\n    \u003cli\u003e1992-1995 GMC C2500 Suburban\u003c\/li\u003e\r\n    \u003cli\u003e1975-1978 GMC C35\u003c\/li\u003e\r\n    \u003cli\u003e1968-1974 GMC C35\/C3500 Pickup\u003c\/li\u003e\r\n    \u003cli\u003e1979-1986 GMC C3500\u003c\/li\u003e\r\n    \u003cli\u003e1988-1995 GMC C3500\u003c\/li\u003e\r\n    \u003cli\u003e1975-1976 GMC G25\u003c\/li\u003e\r\n    \u003cli\u003e1976-1976 GMC G35\u003c\/li\u003e\r\n    \u003cli\u003e1973-1974 GMC G35\/G3500 Van\u003c\/li\u003e\r\n    \u003cli\u003e1988-1996 GMC G3500\u003c\/li\u003e\r\n    \u003cli\u003e1973-1974 GMC Jimmy\u003c\/li\u003e\r\n    \u003cli\u003e1976-1976 GMC Jimmy\u003c\/li\u003e\r\n    \u003cli\u003e1976-1976 GMC K15\u003c\/li\u003e\r\n    \u003cli\u003e1968-1974 GMC K15\/K1500 Pickup\u003c\/li\u003e\r\n    \u003cli\u003e1968-1974 GMC K15\/K1500 Suburban\u003c\/li\u003e\r\n    \u003cli\u003e1980-1980 GMC K1500\u003c\/li\u003e\r\n    \u003cli\u003e1976-1978 GMC K25\u003c\/li\u003e\r\n    \u003cli\u003e1976-1977 GMC K25 Suburban\u003c\/li\u003e\r\n    \u003cli\u003e1968-1974 GMC K25\/K2500 Pickup\u003c\/li\u003e\r\n    \u003cli\u003e1968-1974 GMC K25\/K2500 Suburban\u003c\/li\u003e\r\n    \u003cli\u003e1991-1995 GMC K2500\u003c\/li\u003e\r\n    \u003cli\u003e1992-1995 GMC K2500 Suburban\u003c\/li\u003e\r\n    \u003cli\u003e1968-1974 GMC K35\/K3500 Pickup\u003c\/li\u003e\r\n    \u003cli\u003e1979-1986 GMC K3500\u003c\/li\u003e\r\n    \u003cli\u003e1988-1995 GMC K3500\u003c\/li\u003e\r\n    \u003cli\u003e1979-1979 GMC P1500\u003c\/li\u003e\r\n    \u003cli\u003e1970-1971 GMC P25\/P2500 Van\u003c\/li\u003e\r\n    \u003cli\u003e1975-1978 GMC P35\u003c\/li\u003e\r\n    \u003cli\u003e1970-1971 GMC P35\/P3500 Van\u003c\/li\u003e\r\n    \u003cli\u003e1973-1974 GMC P35\/P3500 Van\u003c\/li\u003e\r\n    \u003cli\u003e1979-1997 GMC P3500\u003c\/li\u003e\r\n    \u003cli\u003e1987-1989 GMC R2500\u003c\/li\u003e\r\n    \u003cli\u003e1987-1991 GMC R2500 Suburban\u003c\/li\u003e\r\n    \u003cli\u003e1987-1991 GMC R3500\u003c\/li\u003e\r\n    \u003cli\u003e1971-1975 GMC Sprint\u003c\/li\u003e\r\n    \u003cli\u003e1987-1991 GMC V3500\u003c\/li\u003e\r\n    \u003cli\u003e1969-1974 Iso Grifo\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%20Rocker.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":47931190083823,"sku":"P7566913C","price":497.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1583\/3619\/files\/ImageServerAPI_34d6102c-b881-4b3f-bbaa-29c072d5d077.jpg?v=1773036228","url":"https:\/\/www.sprinterpartsdepot.com\/products\/proform-parts-roller-rocker-arm-set-66913c","provider":"Sprinter Parts Depot","version":"1.0","type":"link"}