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Kooks BB Chevy 2 3/8in BBC Flange 5in Spacing (Bank)

Unlock your Big Block Chevrolet's full potential with Kooks' high-performance header flange. Made from 3/8" thick 304 stainless steel, this flange is designed for maximum durability and power output.

  • 5" bore spacing for optimal performance
  • Standard bolt pattern for easy installation
  • Round ports for 2-3/8" primaries
  • Sold individually for flexibility

With Kooks' commitment to quality and performance, you can trust that this header flange will deliver.

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

Make Model Year Type
Cadillac Series 90 1936 Base
Cadillac Series 90 1937 Base
Chevrolet Bel Air 1963 Base
Chevrolet Bel Air 1964 Base
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 1963 Base
Chevrolet Biscayne 1964 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 Blazer 1974 Base
Chevrolet Brookwood 1969 Base
Chevrolet Brookwood 1970 Base
Chevrolet Brookwood 1971 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
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