# COMP Cams Magnum Roller Rocker Chevy SB This Magnum Roller Rocker Arm for Chevy V8 265-400 and V6 200-262 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. This Part Fits: Year Make Model Submodel 1978 Buick LeSabre Base 1980 Cadillac Eldorado Base 1980 Cadillac Eldorado Biarritz 1980 Cadillac Eldorado Cabriolet 1980 Cadillac Seville Base 1980 Cadillac Seville Elegante 1968 Chevrolet Bel Air Base 1958-1959 Chevrolet Biscayne Base 1978-1980 Chevrolet C10 Big Ten 1975-1981 Chevrolet C10 Cheyenne 1981-1986 Chevrolet C10 Custom 1975-1980 Chevrolet C10 Custom Deluxe 1981 Chevrolet C10 Deluxe 1975-1986 Chevrolet C10 Scottsdale 1975-1986 Chevrolet C10 Silverado 1973-1974 Chevrolet C10 Pickup Base 1968 Chevrolet C10 Suburban Base 1975-1981 Chevrolet C30 Cheyenne 1981-1986 Chevrolet C30 Custom 1975-1980 Chevrolet C30 Custom Deluxe 1981 Chevrolet C30 Deluxe 1975-1986 Chevrolet C30 Scottsdale 1975-1986 Chevrolet C30 Silverado 1985-1986 Chevrolet Camaro Iroc-Z 1969-1973 Chevrolet Camaro RS 1972 Chevrolet Camaro SS 1982-1983,1985-1986 Chevrolet Camaro Z28 1982 Chevrolet Camaro Z28 Indianapolis 500 Pace Car 1973,1985 Chevrolet Caprice Classic 1986 Chevrolet Caprice Classic Brougham 1977-1978 Chevrolet Caprice Classic Estate 1973 Chevrolet Caprice Estate 1964-1966,1968 Chevrolet Chevelle 300 1970-1972 Chevrolet Chevelle Base 1968-1972 Chevrolet Chevelle Concours 1969-1972 Chevrolet Chevelle Concours Estate 1973 Chevrolet Chevelle Deluxe 1969-1972 Chevrolet Chevelle Greenbrier 1967-1973,1976 Chevrolet Chevelle Malibu 1957-1958,1960-1968,1982,1984-1986 Chevrolet Corvette Base 1982 Chevrolet Corvette Collector's Edition 1986 Chevrolet Corvette Indianapolis 500 Pace Car 1958 Chevrolet Del Ray Base 1975-1977 Chevrolet El Camino Classic 1973-1974 Chevrolet G10 Van Sportvan 1977-1980 Chevrolet G20 Beauville 1978-1980 Chevrolet G20 Chevy Van 1978-1980 Chevrolet G20 Nomad 1975-1980 Chevrolet G20 Sportvan 1970-1972 Chevrolet G20 Van Base 1970-1972 Chevrolet G20 Van Sportvan 1977-1980 Chevrolet G30 Beauville 1977-1980 Chevrolet G30 Chevy Van 1977-1980,1982 Chevrolet G30 Hi-Cube 1977-1980 Chevrolet G30 Sportvan 1959-1967 Chevrolet Impala Base 1964,1966-1967 Chevrolet Impala SS 1975-1980 Chevrolet K10 Cheyenne 1975-1980 Chevrolet K10 Custom Deluxe 1975-1980 Chevrolet K10 Scottsdale 1975-1980 Chevrolet K10 Silverado 1966-1968 Chevrolet K20 Pickup Base 1968-1973 Chevrolet K20 Suburban Base 1984-1986 Chevrolet K20 Suburban Custom 1977-1978 Chevrolet K20 Suburban Custom Deluxe 1977-1978,1984-1986 Chevrolet K20 Suburban Scottsdale 1977,1985-1986 Chevrolet K20 Suburban Silverado 1969-1974 Chevrolet K30 Pickup Base 1970-1972 Chevrolet Kingswood Base 1971-1972 Chevrolet Kingswood Estate 1976 Chevrolet Monza 2+2 Spyder 1976-1977 Chevrolet Nova Base 1969-1972 Chevrolet Townsman Base 1980 Oldsmobile Cutlass Cruiser Base 1977-1980,1982-1986 Pontiac Firebird Base 1982-1983,1985-1986 Pontiac Firebird Trans Am 1986 Pontiac Grand Prix Base 1986 Pontiac Grand Prix Brougham 1986 Pontiac Grand Prix LE 1977 Pontiac LeMans Sport 1985-1986 Pontiac Parisienne Base 1985-1986 Pontiac Parisienne Brougham ## Details - **Price:** 33.05 CAD - **Vendor:** COMP Cams - **Type:** Rocker Arms ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 33.05 CAD | In stock | ## Images - Photo - Primary - Photo - Primary - Photo - Primary - Logo Image - Logo Image --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/comp-cams-magnum-roller-rocker-chevy-sb) > Updated: 2026-06-26