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COMP Cams Magnum Roller Rockers CB / FC

Take your Big Block Chevy to the next level with the COMP Cams Magnum Roller Rockers CB / FC. These high-performance rocker arms are designed for serious enthusiasts, featuring a 7/16" stud diameter and 1.72 ratio. Constructed from 8620 chromemoly steel, they assure maximum lift and durability.

The roller tip reduces friction, while the stiff design and superior ratio accuracy yield more effective valve lift. Expect a 15 to 30 horsepower increase over other rocker arms. Perfect for performance applications with less than 350 lbs. open spring pressure.

  • 7/16" stud diameter and 1.72 ratio for improved performance
  • Roler tip reduces friction for smoother operation
  • Stiff design and superior ratio accuracy for more effective valve lift
  • 15 to 30 horsepower increase over other rocker arms
  • Made from 8620 chromemoly steel for maximum durability

This product fits more vehicles than loaded. Please select your vehicle to see all fits.

Make Model Year Type
Chevrolet Bel Air 1965 Base
Chevrolet Bel Air 1966 Base
Chevrolet Bel Air 1967 Base
Chevrolet Bel Air 1968 Base
Chevrolet Bel Air 1969 Base
Chevrolet Bel Air 1970 Base
Chevrolet Bel Air 1971 Base
Chevrolet Bel Air 1972 Base
Chevrolet Bel Air 1973 Base
Chevrolet Bel Air 1974 Base
Chevrolet Bel Air 1975 Base
Chevrolet Biscayne 1965 Base
Chevrolet Biscayne 1966 Base
Chevrolet Biscayne 1967 Base
Chevrolet Biscayne 1968 Base
Chevrolet Biscayne 1969 Base
Chevrolet Biscayne 1970 Base
Chevrolet Biscayne 1971 Base
Chevrolet Biscayne 1972 Base
Chevrolet Blazer 1973 Base
Chevrolet Brookwood 1972 Base
Chevrolet C10 1975 Cheyenne
Chevrolet C10 1975 Custom Deluxe
Chevrolet C10 1975 Scottsdale
Chevrolet C10 1975 Silverado
Chevrolet C10 1976 Cheyenne
Chevrolet C10 1976 Custom Deluxe
Chevrolet C10 1976 Scottsdale
Chevrolet C10 1976 Silverado
Chevrolet C10 1977 Cheyenne
Chevrolet C10 1977 Custom Deluxe
Chevrolet C10 1977 Scottsdale
Chevrolet C10 1977 Silverado
Chevrolet C10 1978 Big Ten
Chevrolet C10 1978 Cheyenne
Chevrolet C10 1978 Custom Deluxe
Chevrolet C10 1978 Scottsdale
Chevrolet C10 1978 Silverado
Chevrolet C10 1979 Big Ten
Chevrolet C10 1979 Cheyenne
Chevrolet C10 1979 Custom Deluxe
Chevrolet C10 1979 Scottsdale
Chevrolet C10 1979 Silverado
Chevrolet C10 1980 Big Ten
Chevrolet C10 1980 Cheyenne
Chevrolet C10 1980 Custom Deluxe
Chevrolet C10 1980 Scottsdale
Chevrolet C10 1980 Silverado
Chevrolet C10 Pickup 1968 Base
Chevrolet C10 Pickup 1969 Base
Chevrolet C10 Pickup 1970 Base
Chevrolet C10 Pickup 1971 Base
Chevrolet C10 Pickup 1972 Base
Chevrolet C10 Pickup 1973 Base
Chevrolet C10 Pickup 1974 Base
Chevrolet C10 Suburban 1968 Base
Chevrolet C10 Suburban 1969 Base
Chevrolet C10 Suburban 1970 Base
Chevrolet C10 Suburban 1971 Base
Chevrolet C10 Suburban 1972 Base
Chevrolet C10 Suburban 1973 Base
Chevrolet C10 Suburban 1974 Base
Chevrolet C10 Suburban 1975 Custom Deluxe
Chevrolet C10 Suburban 1975 Scottsdale
Chevrolet C10 Suburban 1975 Silverado
Chevrolet C10 Suburban 1976 Custom Deluxe
Chevrolet C10 Suburban 1976 Scottsdale
Chevrolet C10 Suburban 1976 Silverado
Chevrolet C10 Suburban 1977 Custom Deluxe
Chevrolet C10 Suburban 1977 Scottsdale
Chevrolet C10 Suburban 1977 Silverado
Chevrolet C10 Suburban 1978 Custom Deluxe
Chevrolet C10 Suburban 1978 Scottsdale
Chevrolet C10 Suburban 1978 Silverado
Chevrolet C10 Suburban 1979 Custom Deluxe
Chevrolet C10 Suburban 1979 Scottsdale
Chevrolet C10 Suburban 1979 Silverado
Chevrolet C10 Suburban 1980 Custom Deluxe
Chevrolet C10 Suburban 1980 Scottsdale
Chevrolet C10 Suburban 1980 Silverado
Chevrolet C1500 1990 454 SS
Chevrolet C1500 1990 Cheyenne
Chevrolet C1500 1990 Scottsdale
Chevrolet C1500 1990 Silverado
Chevrolet C1500 1990 WT
Chevrolet C1500 1991 454 SS
Chevrolet C1500 1991 Cheyenne
Chevrolet C1500 1991 Silverado
Chevrolet C1500 1991 WT
Chevrolet C1500 1992 454 SS
Chevrolet C1500 1992 Cheyenne
Chevrolet C1500 1992 Silverado
Chevrolet C1500 1992 WT
Chevrolet C1500 1993 454 SS
Chevrolet C1500 1993 Cheyenne
Chevrolet C1500 1993 Silverado
Chevrolet C1500 1993 WT
Chevrolet C20 1975 Cheyenne
Chevrolet C20 1975 Custom Deluxe
Chevrolet C20 1975 Scottsdale
COMP Cams manufactures camshafts and other valvetrain components. Products include everything from valve springs and hardware to pushrods, lifters, and even intake manifolds. COMP Cams’ history of producing high quality parts for everything from street cars to Pro Stock and Sprint Cup teams has proven their place in the market. The same technology used to develop parts for NASCAR and NHRA is used in all of their performance parts, down to the very basic street setup.
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