1976-1980 Chevrolet C20 Suburban 6.6L V8 4BBL. 1975-1980, 1983 Chevrolet C20 Suburban 5.7L V8 4BBL. 1975-1980 Chevrolet C20 Suburban 7.4L V8 4BBL. 1981-1985 Chevrolet C20 Suburban 5.0L V8 4BBL. Notes: Carburetor Float -- Primary; Refer to OEM interchange carburetor number to verify all components; Carb MFG: R-4.
