1979 GMC G1500 Vandura 5.7L V8. 1979 GMC G1500 Rally 5.7L V8. Notes: Carburetor Float -- Primary; Refer to OEM interchange carburetor number to verify all components; Carb MFG: R-4; Carb Model: 4MV. Ensure Proper FitTo confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in the Compatibility Table.
